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20-65 Charactor

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Basic Electrical Calculators

Watts to Amps Calculator
Watts to Amps
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Watts to VA Calculator
Watts to VA
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Watts to Volts Calculator
Watts to Volts
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Watts to Watt-hours Calculator
Watts to Watt-hours
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Watts to Joules Calculator
Watts to Joules
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Watts to KVA Calculator
Watts to KVA
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Watts to kilowatt-hours Calculator
Watts to kilowatt-hours
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Amps to VA Calculator
Amps to VA
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Amps to Volts Calculator
Amps to Volts
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Amps to Watts Calculator
Amps to Watts
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Amps to KVA Calculator
Amps to KVA
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Amps to KW Calculator
Amps to KW
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VA to Watts Calculator
VA to Watts
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VA to KVA Calculator
VA to KVA
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VA to Amps Calculator
VA to Amps
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VA to KW Calculator
VA to KW
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Volts to Watts Calculator
Volts to Watts
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Volts to Amps Calculator
Volts to Amps
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Volts to Joules Calculator
Volts to Joules
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Volts to eV Calculator
Volts to eV
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Volts to KW Calculator
Volts to KW
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Wh to Watts Calculator
Wh to Watts
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Wh to mAh Calculator
Wh to mAh
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Wh to KW Calculator
Wh to KW
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Joules to Watts Calculator
Joules to Watts
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Joules to Volts Calculator
Joules to Volts
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Joules to KW Calculator
Joules to KW
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mAh to Wh Calculator
mAh to Wh
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KVA to amps Calculator
KVA to Amps
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KVA to KW Calculator
KVA to KW
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KVA to VA Calculator
KVA to VA
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KVA to Watts Calculator
KVA to Watts
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eV to Volts Calculator
eV to Volts
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KW to Amps Calculator
KW to Amps
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KW to Joules Calculator
KW to Joules
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KW to KVA Calculator
KW to KVA
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KW to KWh Calculator
KW to KWh
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KW to VA Calculator
KW to VA
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KW to Volts Calculator
KW to Volts
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KW to Wh Calculator
KW to Wh
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Kwh to Kw Calculator
Kwh to Kw
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Kwh to mAh Calculator
Kwh to mAh
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Power Systems Calculators

Load Flow (Power Flow Analysis)
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Transmission Line Loss
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Short Circuit Current
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Transformer Efficiency
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Cable Sizing
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Voltage Drop
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Fault Current
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Power Factor Correction
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Arc Flash Hazard
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Step and Touch Voltage
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Electrical Machiness

DC Motor Efficiency
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Synchronous Motor Power Factor
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Slip Speed for Induction Motors
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Motor Starting Current
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Electric Motor Sizing
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Stepper Motor Torque
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Rotor-Stator Air Gap
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Motor Temperature Rise
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Transformers Calculators

Transformer Turns Ratio
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Transformer No-Load Loss
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Transformer Winding Resistance
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Transformer Load Loss
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Transformer Regulation
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Auto-Transformer Calculation
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Core Type Transformer Design
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Transformer Excitation Current
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Harmonic Losses in Transformers
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Magnetic Flux Density in Transformer Core
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Power Electronics Calculators

Buck Converter Design
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Boost Converter Design
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Inverter Efficiency
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Rectifier Design
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Power Diode Voltage Drop
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Power Transistor Heat Dissipation
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Snubber Circuit
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Synchronous Rectifier Design
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Power MOSFET Switching Loss
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SCR Triggering Circuit
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Energy Efficiency Calculators

Energy Cost (kWh to Cost)
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Appliance Energy Consumption
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Solar Panel Sizing
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Wind Turbine Power Output
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Electric Vehicle Charging Cost
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Battery Charging Efficiency
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Home Energy Audit
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HVAC Energy Consumption
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Power Consumption of Electric Heaters
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Energy Savings from LED Lighting
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Renewable Energy Calculators

Solar Photovoltaic (PV) System Sizing
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Battery Storage Sizing for Solar Systems
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Wind Turbine Rotor Diameter
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Hybrid Renewable Energy System Sizing
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Solar Charge Controller Sizing
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Solar Inverter Efficiency
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Solar Panel Tilt Angle
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Maximum Power Point Tracking (MPPT)
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Solar Panel Shading Loss
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Wind Turbine Cut-in Speed
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Protection Systems Calculators

Circuit Breaker Sizing
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Relay Coordination
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Fuse Sizing
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Earth Fault Loop Impedance
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Grounding System Resistance
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Protective Earth Conductor Sizing
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Overcurrent Protection Settings
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Differential Protection Settings
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Surge Protection Device Sizing
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Neutral Earthing Resistor
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High Voltage Systems Calculators

Insulation Coordination
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Corona Loss for Transmission Lines
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High Voltage Cable Sizing
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Breakdown Voltage of Insulation
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Insulation Resistance for HV Systems
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Partial Discharge Analysis
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Dielectric Loss
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Electric Field Strength in High Voltage Equipment
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Capacitor Bank Sizing for Reactive Power Compensation
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Impulse Voltage Generator Design
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Lighting Systems Calculators

Lumen to Lux Conversion
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Lighting Load
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Room Lighting Design
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Street Lighting Design
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LED Driver Current
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Emergency Lighting Backup Time
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Daylight Harvesting Energy Savings
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Lux Level for Office Spaces
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Sports Arena Lighting
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Parking Lot Lighting Design
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Wire and Cables

Copper/Aluminum Wire Ampacity
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Conduit Fill
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Wire Insulation Rating
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Voltage Drop in Long Cables
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Wire Bending Radius
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Stranded Wire Resistance
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Cable Current-Carrying Capacity
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Multi-Core Cable Voltage Drop
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Armored Cable Sizing
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Cable Derating Factor
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Electrical Safety Calculators

Earth Electrode Resistance
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Electrical Shock Hazard
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Safe Working Distance from Power Lines
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Safety Clearance for High Voltage Equipment
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Personal Protective Equipment (PPE) Sizing
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Safe Grounding Distance
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Electrical Arc Duration
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Ground Fault Protection Time Delay
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Safe Disconnect Time for Equipment
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Circuit Breaker Trip Curve
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HVAC and Building Electrical Systems Calculators

HVAC Load
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Electrical Load for Commercial Buildings
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UPS Battery Sizing for HVAC
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Emergency Generator Sizing
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Building Grounding System Design
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Distribution Board Sizing
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HVAC Electrical Energy Consumption
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Backup Power System Sizing for Hospitals
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Smart Building Energy Efficiency
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Substation Grounding Design
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Miscellaneous Electrical Calculators

Capacitance of Cable
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Electrical Frequency Conversion
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Electric Heating Load
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Electric Field Strength
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Inductive Load Power Factor
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Harmonic Distortion
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Conductor Skin Effect
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Neutral Current in Unbalanced Systems
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Harmonic Filter Design
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Electrical Impedance Matching
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Basic Electronics Calculators

Ohm’s Law Calculator (V = IR)
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Series Resistor Calculator
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Parallel Resistor Calculator
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Voltage Divider Calculator
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Current Divider Calculator
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Capacitor Charging/Discharging Time Calculator
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Resistor Power Dissipation Calculator
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Wheatstone Bridge Calculator
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Voltage Regulation Calculator
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Zener Diode Regulator Calculator
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Transistor Calculators

Transistor Biasing Calculator
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Common Emitter Amplifier Calculator
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Common Collector Amplifier Calculator
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Common Base Amplifier Calculator
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Darlington Transistor Calculator
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MOSFET Biasing Calculator
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JFET Amplifier Calculator
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HFE (DC Current Gain) Calculator
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Saturation and Cutoff Calculator for Transistors
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Operational Amplifier Calculators

Inverting Op-Amp Calculator
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Non-Inverting Op-Amp Calculator
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Summing Amplifier Calculator
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Differentiator Op-Amp Calculator
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Integrator Op-Amp Calculator
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Voltage Follower Calculator
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Comparator Op-Amp Calculator
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Schmitt Trigger Calculator
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Active Low-Pass Filter Op-Amp Calculator
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Active High-Pass Filter Op-Amp Calculator
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About the Author

Power Factor Calculator
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Impedance Calculator (Z = R + jX)
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RL Circuit Time Constant Calculator
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RC Circuit Time Constant Calculator
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RLC Circuit Resonance Frequency Calculator
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Inductive Reactance Calculator
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Capacitive Reactance Calculator
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Series Impedance Calculator
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Parallel Impedance Calculator
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Resonant Tank Circuit Calculator
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Make a PNG Transparent
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About the Author

Power Factor Correction Calculator
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Power Loss in Transmission Lines Calculator
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Real Power, Reactive Power, and Apparent Power Calculator
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Efficiency of Power Supply Calculator
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Power Supply Transformer Calculator
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SMPS (Switching Mode Power Supply) Efficiency Calculator
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DC Power Calculator (P = VI)
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AC Power Calculator (P = VI cos(θ))
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Three-Phase Power Calculator
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Uninterruptible Power Supply (UPS) Sizing Calculator
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Transformer Calculators

Transformer Turns Ratio Calculator
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Step-up/Step-down Transformer Voltage Calculator
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Transformer Power Rating Calculator
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Transformer Core Size Calculator
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Transformer Efficiency Calculator
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Auto-transformer Calculator
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Toroidal Transformer Design Calculator
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Isolation Transformer Sizing Calculator
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Motor and Generator Calculators

Stepper Motor Step Angle Calculator
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Induction Motor Slip Calculator
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Synchronous Speed Calculator
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Motor Efficiency Calculator
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Generator Efficiency Calculator
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Motor Starting Current Calculator
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Brushless DC (BLDC) Motor Calculator
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Motor Power Consumption Calculator
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Alternator Output Power Calculator
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About the Author

Low-Pass Filter Calculator
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High-Pass Filter Calculator
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Band-Pass Filter Calculator
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Band-Stop (Notch) Filter Calculator
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Butterworth Filter Design Calculator
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Chebyshev Filter Design Calculator
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Bessel Filter Design Calculator
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RC Active Filter Design Calculator
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LC Filter Design Calculator
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Digital Filter (FIR/IIR) Coefficient Calculator
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Signal Processing Calculators

Fourier Transform Calculator
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Fast Fourier Transform (FFT) Calculator
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Nyquist Sampling Rate Calculator
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SNR (Signal-to-Noise Ratio) Calculator
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Modulation Index Calculator (AM/FM)
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RMS Voltage/Current Calculator
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Peak-to-Peak Voltage Calculator
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Signal Bandwidth Calculator
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Phase Shift Calculator
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Harmonic Distortion Calculator
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Digital Electronics Calculators

Boolean Algebra Simplifier
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Karnaugh Map (K-Map) Solver
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Binary to Decimal/Hexadecimal Converter
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Flip-Flop Calculator (T, D, JK, SR)
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Propagation Delay Calculator
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Frequency Divider Calculator
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Clock Pulse Calculator
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Pulse Width Modulation (PWM) Calculator
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Counter Design Calculator (Synchronous/Asynchronous)
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Digital-to-Analog Converter (DAC) Calculator
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Analog-to-Digital Converter (ADC) Calculator
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Multiplexer/Demultiplexer Design Calculator
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Logic Gate Power Consumption Calculator
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Communication Systems Calculators

Link Budget Calculator for RF Communication
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Signal Strength Calculator (dBm to Watts)
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Antenna Gain Calculator
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Free-Space Path Loss Calculator
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Modulation Bandwidth Calculator
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BER (Bit Error Rate) Calculator
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Noise Figure Calculator
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VSWR (Voltage Standing Wave Ratio) Calculator
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QAM (Quadrature Amplitude Modulation) Calculator
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SNR to Eb/N0 Calculator
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Electromagnetic Calculators

Magnetic Flux Density Calculator
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Inductance of Solenoid Calculator
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Magnetic Field Strength Calculator
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Lenz’s Law Voltage Induction Calculator
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Mutual Inductance Calculator
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Electromagnetic Force (EMF) Calculator
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Lorentz Force Calculator
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Capacitance of Parallel Plates Calculator
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Eddy Current Loss Calculator
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Magnetic Core Loss Calculator
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Energy Storage Calculators

Battery Life Calculator (based on load)
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Capacitor Energy Storage Calculator
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Inductor Energy Storage Calculator
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Supercapacitor Charging Calculator
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Fuel Cell Efficiency Calculator
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Solar Panel Sizing Calculator
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Wind Turbine Power Output Calculator
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Energy Harvesting Efficiency Calculator
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Electric Vehicle Battery Range Calculator
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Flywheel Energy Storage Calculator
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PCB Design Calculators

Trace Width Calculator
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PCB Impedance Calculator
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PCB Capacitance Calculator
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Via Current Carrying Capacity Calculator
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Thermal Management Calculator (heat dissipation)
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Copper Weight to Thickness Calculator
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Differential Pair Trace Spacing Calculator
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High-Speed Signal Length Matching Calculator
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PCB Inductor Design Calculator
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Microstrip Line Impedance Calculator
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Miscellaneous Calculators

LED Resistor Calculator
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Photodiode Current Calculator
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Solar Cell Power Calculator
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Hall Effect Sensor Output Calculator
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Peltier Module Power Calculator
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Wire Gauge Current Capacity Calculator
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Grounding Resistance Calculator
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Circuit Breaker Sizing Calculator
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Electrical Load Calculation for Buildings
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Lightning Protection System Sizing Calculator
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Kinematics Calculators

Velocity and Acceleration Calculator
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Uniform Motion Calculator
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Non-Uniform Motion Calculator
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Projectile Motion Calculator
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Relative Velocity Calculator
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Angular Velocity Calculator
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Angular Acceleration Calculator
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Centripetal Force Calculator
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Kinematic Chain Solver
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Simple Harmonic Motion (SHM) Calculator
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Dynamics Calculators

Force and Acceleration Calculator (Newton’s 2nd Law)
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Work-Energy Principle Calculator
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Momentum and Impulse Calculator
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Conservation of Momentum Calculator
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Kinetic Energy Calculator
Quickly replace any color in a PNG file with transparency.
Potential Energy Calculator
Quickly replace any color in a PNG file with transparency.
Power Calculation (Mechanical Systems)
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Torque Calculator
Quickly replace any color in a PNG file with transparency.
Angular Momentum Calculator
Quickly replace any color in a PNG file with transparency.
Gyroscopic Effect Calculator
Quickly replace any color in a PNG file with transparency.

Mechanisms and Linkages

Four-Bar Mechanism Analysis Calculator
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Slider-Crank Mechanism Calculator
Quickly replace any color in a PNG file with transparency.
Quick-Return Mechanism Calculator
Quickly replace any color in a PNG file with transparency.
Geneva Drive Mechanism Calculator
Quickly replace any color in a PNG file with transparency.
Cam Profile Design Calculator
Quickly replace any color in a PNG file with transparency.
Gear Ratio Calculator
Quickly replace any color in a PNG file with transparency.
Epicyclic Gear Train Calculator
Quickly replace any color in a PNG file with transparency.
Belt Drive Calculator (V-belt and Flat belt)
Quickly replace any color in a PNG file with transparency.

Statics and Structural Analysis

Beam Bending Stress Calculator
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Beam Deflection Calculator
Quickly replace any color in a PNG file with transparency.
Cantilever Beam Calculator
Quickly replace any color in a PNG file with transparency.
Simply Supported Beam Calculator
Quickly replace any color in a PNG file with transparency.
Truss Analysis Calculator
Quickly replace any color in a PNG file with transparency.
Shear Force and Bending Moment Calculator
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Axial Load Calculator
Quickly replace any color in a PNG file with transparency.
Torsion in Shafts Calculator
Quickly replace any color in a PNG file with transparency.
Column Buckling Calculator
Quickly replace any color in a PNG file with transparency.
Factor of Safety Calculator
Quickly replace any color in a PNG file with transparency.

Machine Design Calculators

Design of Spur Gears Calculator
Quickly replace any color in a PNG file with transparency.
Helical Gear Design Calculator
Quickly replace any color in a PNG file with transparency.
Worm Gear Design Calculator
Quickly replace any color in a PNG file with transparency.
Bevel Gear Design Calculator
Quickly replace any color in a PNG file with transparency.
Bearing Load Calculator
Quickly replace any color in a PNG file with transparency.
Shaft Design Calculator
Quickly replace any color in a PNG file with transparency.
Thread Stress and Strength Calculator
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Key and Keyway Design Calculator
Quickly replace any color in a PNG file with transparency.
Coupling Design Calculator
Quickly replace any color in a PNG file with transparency.
Flywheel Design Calculator
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Material Strength and Mechanics

Stress and Strain Calculator
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Poisson’s Ratio Calculator
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Hooke’s Law Calculator
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Modulus of Elasticity Calculator
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Modulus of Rigidity Calculator
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Yield Strength Calculator
Quickly replace any color in a PNG file with transparency.
Fatigue Life Calculator
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Fracture Toughness Calculator
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Creep Rate Calculator
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Hardness Conversion Calculator
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Thermodynamics Calculators

First Law of Thermodynamics Calculator
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Second Law of Thermodynamics Calculator
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Carnot Cycle Efficiency Calculator
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Rankine Cycle Efficiency Calculator
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Otto Cycle Efficiency Calculator
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Diesel Cycle Efficiency Calculator
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Brayton Cycle Efficiency Calculator
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Refrigeration Cycle COP Calculator
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Heat Exchanger Effectiveness Calculator
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Thermal Expansion Calculator
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Fluid Mechanics Calculators

Bernoulli’s Equation Calculator
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Reynolds Number Calculator
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Flow Rate through Pipe Calculator
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Head Loss in Pipe Calculator
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Hydraulic Power Calculator
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Fluid Viscosity Calculator
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Pump Sizing Calculator
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Orifice Plate Flow Meter Calculator
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Flow over a Weir Calculator
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Open Channel Flow Calculator
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Hydraulics and Pneumatics

Hydraulic Cylinder Force Calculator
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Hydraulic Pump Efficiency Calculator
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Hydraulic Power Unit Sizing Calculator
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Pneumatic System Pressure Calculator
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Pneumatic Cylinder Sizing Calculator
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Pneumatic Actuator Force Calculator
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Valve Sizing Calculator (Hydraulics/Pneumatics)
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Fluid Power Transmission Efficiency Calculator
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Hydraulic Accumulator Sizing Calculator
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Pneumatic Flow Rate Calculator
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Heat Transfer Calculators

Conduction Heat Transfer Calculator
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Convection Heat Transfer Calculator
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Radiation Heat Transfer Calculator
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Heat Transfer Coefficient Calculator
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Fourier’s Law Calculator
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Thermal Conductivity Calculator
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Heat Sink Design Calculator
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Heat Exchanger Design Calculator
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Lumped Capacitance Method Calculator
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Fin Efficiency Calculator
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Vibration and Damping

Natural Frequency Calculator (Single Degree of Freedom)
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Damped Harmonic Motion Calculator
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Vibration Isolation Calculator
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Mode Shape Calculator for Vibrating Systems
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Resonance Frequency Calculator
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Critical Damping Coefficient Calculator
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Damping Ratio Calculator
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Logarithmic Decrement Calculator
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Torsional Vibration Calculator
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Multi-Degree of Freedom Vibration Analysis Calculator
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Power and Energy Systems

Mechanical Efficiency Calculator
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Mechanical Advantage Calculator (Levers)
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Pulley System Design Calculator
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Hydraulic Power Transmission Calculator
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Wind Turbine Power Calculator
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Hydraulic Turbine Efficiency Calculator
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Internal Combustion Engine Power Calculator
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Electric Motor Power Calculator
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Gearbox Power Transmission Efficiency Calculator
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Power-to-Weight Ratio Calculator
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Mechanics of Rotational Systems

Moment of Inertia Calculator (Solid and Hollow Bodies)
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Angular Acceleration Calculator
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Rotational Kinetic Energy Calculator
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Flywheel Energy Storage Calculator
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Torque-Speed Relationship Calculator
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Rotational Power Calculator
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Centrifugal Force Calculator
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Involute Gear Profile Calculator
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Rotating Disc Stress Calculator
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Friction and Wear Calculators

Coefficient of Friction Calculator
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Sliding Friction Force Calculator
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Rolling Friction Force Calculator
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Tribology Wear Rate Calculator
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Lubrication Film Thickness Calculator
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Bearing Friction Loss Calculator
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Wear Coefficient Calculator
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Surface Roughness and Contact Stress Calculator
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Friction Circle in Mechanisms Calculator
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Friction Power Loss Calculator
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Miscellaneous Mechanical Calculators

Machine Cycle Time Calculator
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Press Fit Stress and Force Calculator
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Hoisting and Lifting Force Calculator
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Spring Constant Calculator (Compression/Torsion Springs)
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Belt Tension Calculator (V-Belt, Flat Belt)
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Chain Length Calculator for Power Transmission
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Fastener Torque Calculation (Bolts and Screws)
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Stress Concentration Factor Calculator
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Piston Force and Power Calculator (Reciprocating Engines)
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Pressure Vessel Design Calculator
Quickly replace any color in a PNG file with transparency.

Personal Finance Calculators

Budget Calculator
Helps users create a monthly or yearly budget.
Savings Goal Calculator
Calculates how much needs to be saved to reach a goal.
Emergency Fund Calculator
Determines how much to save for emergencies.
Debt Payoff Calculator
Shows the time required to pay off debt with fixed payments.
Loan Repayment Calculator
Helps with planning loan payments.
Credit Card Payoff Calculator
Calculates how long it will take to pay off credit card debt.
Personal Loan Calculator
Provides the monthly payment, interest, and term.
Car Loan Calculator
Determines how much you can afford to spend on a car.
Student Loan Calculator
Helps plan student loan repayments.
Home Budget Calculator
Tracks monthly household expenses.
Expense Tracker Calculator
Tracks personal expenses over time.
Household Savings Rate Calculator
Calculates how much of your income is saved.
Living Wage Calculator
Estimates the minimum income required for living expenses.
Net Worth Calculator
Helps users determine their net worth.
Financial Independence Calculator
Estimates when you can retire based on savings.
Time Value of Money Calculator
Computes future and present values of money.
Sinking Fund Calculator
Plans savings for future big expenses.
Life Insurance Calculator
Estimates the amount of life insurance you need.
Retirement Savings Calculator
Helps users determine how much to save for retirement.

Investment Calculators

Compound Interest Calculator
Calculates the compounded growth of investments.
Investment Return Calculator
Computes the return on investment (ROI).
Stock Return Calculator
Estimates returns from stock investments.
Dividend Calculator
Calculates the returns from dividend-paying stocks.
Dividend Reinvestment Calculator
Estimates the compounded effect of reinvesting dividends.
Investment Portfolio Calculator
Tracks and manages investment portfolios.
Mutual Fund Calculator
Estimates the returns from mutual fund investments.
ETF (Exchange-Traded Fund) Calculator
Estimates the growth of ETF investments.
Capital Gains Tax Calculator
Helps investors calculate capital gains taxes on investments.
Stock Price Target Calculator
Sets target prices for selling stocks.
Dollar-Cost Averaging Calculator
Calculates investment returns using dollar-cost averaging.
Annualized Return Calculator
Calculates annualized returns from multiple investments.
Real Rate of Return Calculator
Adjusts investment returns for inflation.
Risk Tolerance Calculator
Helps determine the level of risk one should take in investing.
Asset Allocation Calculator
Suggests the optimal distribution of assets in a portfolio.
Retirement Investment Calculator
Projects retirement portfolio growth.
Social Security Benefit Calculator
Estimates future Social Security benefits.
401(k) Contribution Calculator
Projects the growth of a 401(k) based on contributions.
401(k) Employer Match Calculator
Shows the impact of employer match on retirement savings.
IRA Contribution Calculator
Estimates growth in a Traditional or Roth IRA.

Real Estate Calculators

Mortgage Payment Calculator
Calculates monthly mortgage payments.
Mortgage Affordability Calculator
Determines how much you can borrow for a home.
Rent vs. Buy Calculator
Helps decide between renting and buying a home.
Amortization Schedule Calculator
Provides a breakdown of mortgage payments over time.
Home Equity Calculator
Calculates how much equity is in your home.
Property Tax Calculator
Estimates annual property taxes on real estate.
Refinance Calculator
Helps evaluate the benefit of refinancing a mortgage.
Mortgage Interest Deduction Calculator
Determines the tax benefits of mortgage interest.
Real Estate ROI Calculator
Estimates returns from real estate investments.
Rental Property Cash Flow Calculator
Calculates the income and expenses of rental properties.
Cap Rate Calculator
Computes the capitalization rate for real estate investments.
Home Affordability Calculator
Helps estimate the cost of buying a home.
HOA Fee Calculator
Tracks homeowners association fees.
Home Renovation Cost Calculator
Estimates the cost of home improvements.
Rental Yield Calculator
Calculates the yield from a rental property investment.
Loan-to-Value Ratio (LTV) Calculator
Computes the loan amount in relation to the home’s
Down Payment Calculator
Estimates how much to save for a home down payment.
Closing Costs Calculator
Estimates the additional fees associated with buying or selling a home.
Landlord Tax Calculator
Helps rental property owners estimate taxes.
House Flipping Calculator
Calculates the potential profit from flipping a house.

Business Finance Calculators

Business Loan Calculator
Helps businesses estimate loan payments.
Break-Even Analysis Calculator
Determines the point at which a business becomes profitable.
Cash Flow Calculator
Tracks the cash flow of a business.
Gross Margin Calculator
Calculates the margin between sales and the cost of goods sold.
Profit Margin Calculator
Estimates a business’s profitability.
Operating Profit Calculator
Computes operating profits.
EBITDA Calculator
Calculates earnings before interest, taxes, depreciation, and amortization.
Inventory Turnover Calculator
Tracks how often a company’s inventory is sold and replaced.
Cost of Goods Sold (COGS) Calculator
Estimates the cost of producing goods.
Working Capital Calculator
Computes the capital available to run day-to-day operations.
Business Valuation Calculator
Helps estimate the value of a business.
Return on Equity (ROE) Calculator
Measures the profitability of a business.
Return on Assets (ROA) Calculator
Estimates how efficiently a business uses its assets.
Payroll Tax Calculator
Computes payroll taxes for employees.
Small Business Startup Cost Calculator
Estimates the expenses to start a business.
Loan Amortization Calculator
Provides the breakdown of loan repayments for businesses.
Equipment Leasing Calculator
Determines the cost of leasing equipment for a business.
Supplier Payment Terms Calculator
Helps evaluate the cost-benefit of different supplier terms.

Tax Calculators

Income Tax Calculator
Estimates federal or state income taxes.
Tax Bracket Calculator
Determines the income tax bracket based on income.
Capital Gains Tax Calculator
Calculates taxes on the sale of assets.
Self-Employment Tax Calculator
Computes taxes for self-employed individuals.
Sales Tax Calculator
Calculates the sales tax on purchases.
Property Tax Calculator
Estimates taxes on owned property.
Inheritance Tax Calculator
Calculates the taxes owed on inherited assets.
Tax Refund Calculator
Estimates how much refund you will receive.
Alternative Minimum Tax (AMT) Calculator
Determines if the AMT applies.
Estate Tax Calculator
Estimates taxes on an estate’s value.
Charitable Donation Tax Deduction Calculator
Estimates the tax deduction for charitable contributions.
R&D Tax Credit Calculator
Estimates tax credits for research and development.
Vehicle Tax Deduction Calculator
Computes tax deductions for vehicle expenses.
Education Tax Credit Calculator
Estimates tax credits for education-related expenses.
Dependent Tax Credit Calculator
Calculates tax credits for dependents.
Healthcare Tax Credit Calculator
Estimates credits related to healthcare costs.
Foreign Tax Credit Calculator
Estimates tax credits for income earned abroad.
Make a PNG Transparent
Quickly replace any color in a PNG file with transparency.
Fuel Tax Credit Calculator
Helps calculate tax credits for fuel use.

Retirement Calculators

Pension Calculator
Estimates pension payouts.
Retirement Withdrawal Calculator
Helps plan withdrawals during retirement.
Required Minimum Distribution (RMD) Calculator
Calculates RMDs for retirement accounts.
Retirement Spending Calculator
Estimates how much you can spend each year in retirement.
Social Security Break-Even Calculator
Helps determine the best time to start Social Security.
Annuity Calculator
Estimates payouts from an annuity.
401(k) Early Withdrawal Calculator
Computes penalties and taxes for early withdrawals.

Miscellaneous Financial Calculators

Currency Converter
Converts amounts between different currencies.
Inflation Calculator
Adjusts amounts for the effect of inflation.
Adjusts amounts for the effect of inflation.
Adjusts investment returns for inflation.
Income Splitting Calculator
Estimates tax savings from income splitting.
Cost of Living Calculator
Compares the cost of living in different cities or countries.
Savings Bond Calculator
Computes the current value of savings bonds.
College Savings Calculator
Helps estimate how much to save for college.
Frugal Living Calculator
Helps estimate potential savings through frugal practices.
Vacation Budget Calculator
Plans savings and spending for a vacation.
Wedding Budget Calculator
Helps couples estimate the cost of a wedding.

Basic Grade Calculators

Simple Percentage Grade Calculator
Calculates the percentage based on total points.
Weighted Grade Calculator
Accounts for different weights assigned to various assessments.
Cumulative GPA Calculator
Calculates cumulative GPA across multiple semesters.
Semester GPA Calculator
Calculates GPA for a single semester.
Final Grade Calculator
Determines what grade is needed on a final exam to achieve a target course grade.
Test Score Calculator
Calculates percentage scores based on correct answers.
Average Grade Calculator
Finds the average grade across multiple assignments or tests.
Grade Point Average (GPA) to Letter Grade Converter
Converts GPA to letter grades.
Letter Grade to GPA Converter
Converts letter grades to GPA.
Pass/Fail Grade Calculator
Determines pass/fail status based on set criteria.
Percentage to Letter Grade Calculator
Converts percentage scores to letter grades.
Grade Drop Calculator
Determines the impact of dropping a low score on the overall grade.
Quiz Grade Calculator
Calculates scores for multiple quizzes.
Assignment Grade Calculator
Computes grades based on individual assignment scores.
Class Rank Calculator
Determines a student’s rank within a class based on GPA.
Points-Based Grade Calculator
Calculates grades based on total points earned out of possible points.
Classroom Participation Grade Calculator
Computes grades for participation in class discussions.
Curve Grading Calculator
Adjusts grades according to a curve.
Extra Credit Grade Calculator
Determines the impact of extra credit on final grades.
Dropped Grades Calculator
Calculates the final grade after dropping the lowest scores.

High School Grade Calculators

High School GPA Calculator
Calculates GPA using high school grading scales.
Class Credits Calculator
Calculates GPA based on credits for high school courses.
Honor Roll Calculator
Determines if a student qualifies for the honor roll based on GPA.
AP Grade Calculator
Calculates weighted GPA with Advanced Placement (AP) courses.
High School Graduation Requirement Calculator
Tracks progress toward graduation.
SAT Score to GPA Converter
Estimates GPA based on SAT scores.
ACT Score to GPA Converter
Converts ACT scores to estimated GPA.
Extracurricular Activity Grade Calculator
Grades extracurricular participation.
Weighted Honors Class Grade Calculator
Adjusts GPA for honors classes.
Classwork and Homework Grade Calculator
Computes grades for homework and in-class assignments.
Final Exam Grade Calculator (High School)
Calculates the score needed on final exams to meet a grade goal.
AP Exam Score Impact Calculator
Estimates how AP scores affect GPA.

College Grade Calculators

College GPA Calculator
Calculates GPA based on college-level courses.
College Course Credit Calculator
Tracks credits and their impact on GPA.
Pass/No Pass College Grade Calculator
Determines if a course is passed under pass/no-pass grading.
Honors GPA Calculator
Adjusts GPA for honors courses in college.
Dean’s List Calculator
Determines if a student qualifies for the dean’s list.
Major GPA Calculator
Calculates GPA for courses within a student’s major.
Elective Grade Calculator
Tracks grades for elective courses.
Incomplete Grade Impact Calculator
Estimates the effect of incomplete grades on GPA.
Semester Grade Calculator
Tracks overall grades for each college semester.
Cumulative GPA with Repeated Courses Calculator
Accounts for repeated courses when calculating GPA.
Study Abroad Grade Converter
Converts international grades to the local grading system.
Grade Forgiveness Calculator
Calculates the impact of grade forgiveness policies.
Scholarship Eligibility Calculator
Estimates GPA requirements for scholarship eligibility.

Exam-Specific Grade Calculators

Midterm Exam Grade Calculator
Computes the grade needed on midterms to reach a course goal.
Final Exam Weighting Calculator
Determines the weighting of final exams on overall grades.
Multiple Choice Test Grade Calculator
Calculates scores for multiple-choice exams.
Essay Exam Grade Calculator
Computes scores for essay-based exams.
Open-Book Exam Grade Calculator
Estimates grades for open-book exams.
Online Test Grade Calculator
Tracks grades for online exams.
Standardized Test Grade Calculator
Calculates percentage or percentile scores for standardized tests.
Exam Curve Calculator
Adjusts exam grades using a grading curve.
Exam Retake Grade Calculator
Determines the impact of a retaken exam on the overall grade.
Practice Test Score Calculator
Computes scores for practice exams.
Oral Exam Grade Calculator
Grades oral presentations and exams.

Assignment and Project Grade Calculators

Essay Assignment Grade Calculator
Grades essays based on rubric criteria.
Research Paper Grade Calculator
Calculates grades for research papers.
Lab Report Grade Calculator
Computes grades for lab reports.
Group Project Grade Calculator
Calculates grades for group work.
Presentation Grade Calculator
Grades presentations based on specific criteria.
Creative Project Grade Calculator
Grades art or design projects.
Capstone Project Grade Calculator
Tracks progress and grades for capstone projects.
Attendance and Participation Grade Calculator
Calculates grades for attendance and class participation.
Homework Completion Calculator
Computes grades based on homework completion.

Specialized Grading Calculators

Rubric-Based Grade Calculator
Calculates grades based on specific rubric categories.
Competency-Based Grade Calculator
Grades based on demonstrated competencies.
Standards-Based Grade Calculator
Calculates grades based on academic standards.
Project-Based Learning Grade Calculator
Tracks progress in project-based learning
Proficiency-Based Grade Calculator
Computes grades based on proficiency levels.
Holistic Grading Calculator
Grades assignments or projects based on overall performance.
Effort-Based Grade Calculator
Grades students based on effort and participation.
Peer Review Grade Calculator
Calculates grades from peer reviews.
Self-Assessment Grade Calculator
Allows students to calculate their own performance grades.
Portfolio Assessment Grade Calculator
Grades student portfolios.

Advanced and Graduate-Level Grade Calculators

Thesis Grade Calculator
Computes grades for thesis work.
Dissertation Grade Calculator
Tracks dissertation grades for graduate students.
Graduate School GPA Calculator
Calculates GPA for graduate-level courses.
Publication Grade Calculator
Tracks academic publications and their impact on grades.
Graduate Comprehensive Exam Grade Calculator
Calculates grades for comprehensive exams.
Internship Evaluation Grade Calculator
Grades based on internship performance.
Fieldwork Grade Calculator
Calculates grades for fieldwork or practicum experiences.
Graduate Fellowship GPA Calculator
Tracks GPA requirements for fellowships.
Research Assistantship Grade Calculator
Grades based on research assistantship performance.

International Grading Systems Calculators

International GPA Calculator
Converts international grades to GPA.
International Percentage to Letter Grade Converter
Converts international percentages to letter grades.
UK Grade to GPA Converter
Converts UK grades to GPA.
European Credit Transfer System (ECTS) Calculator
Calculates grades using the ECTS system.
Australian Grade to GPA Converter
Converts Australian grades to GPA.
India Grade to GPA Converter
Converts Indian percentage grades to GPA.
China Grade to GPA Converter
Converts Chinese grades to GPA.
Middle Eastern Grading System to GPA Converter
Converts Middle Eastern grades to GPA.

Specialized School and Program Grade Calculators

Medical School GPA Calculator
Tracks grades and GPA in medical school.
Law School GPA Calculator
Tracks GPA for law school courses.
Nursing School GPA Calculator
Computes GPA for nursing students.
Engineering School GPA Calculator
Tracks grades and GPA in engineering programs.
Business School GPA Calculator
Calculates GPA in business school.
Vocational School Grade Calculator
Computes grades for vocational training programs.

Extra Credit and Bonus Calculators

Bonus Point Grade Calculator
Calculates the impact of bonus points on overall grades.
Extra Assignment Grade Calculator
Determines how an extra assignment affects the final grade.
Extra Credit Weighting Calculator
Computes how extra credit impacts weighted grades.

Attendance and Participation-Based Calculators

Class Attendance Grade Calculator
Grades students based on attendance.
Online Course Participation Grade Calculator
Tracks participation in online courses.
Group Work Participation Grade Calculator
Computes grades based on participation in group work.

Behavior and Effort-Based Calculators

Behavior Grade Calculator
Grades students based on classroom behavior.
Effort and Engagement Grade Calculator
Tracks effort and engagement in class activities.

Pumps and Flow

Pump Flow Rate Calculator
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Pump Power Calculator
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Pump Efficiency Calculator
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Pump Sizing for a Given Flow and Pressure
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Cavitation Risk Calculator
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Pump Curve Calculator
Quickly replace any color in a PNG file with transparency.
Pump Speed Adjustment Calculator
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Pump Head Calculator
Quickly replace any color in a PNG file with transparency.
Pump Work Calculator
Quickly replace any color in a PNG file with transparency.

Pressure and Force

Pressure Drop Calculator (in pipes)
Quickly replace any color in a PNG file with transparency.
System Pressure Loss Calculator
Quickly replace any color in a PNG file with transparency.
Fluid Pressure Calculator
Quickly replace any color in a PNG file with transparency.
Hydraulic Cylinder Force Calculator
Quickly replace any color in a PNG file with transparency.
Pressure Multiplier Calculator
Quickly replace any color in a PNG file with transparency.
Burst Pressure Calculator (for hoses)
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Pressure Transducer Sizing
Quickly replace any color in a PNG file with transparency.
System Pressure Maintenance Calculator
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Gauge Pressure vs. Absolute Pressure Converter
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Max Allowable Working Pressure (MAWP) Calculator
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Valves

Valve Sizing Calculator
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Pressure Relief Valve Sizing
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Flow Coefficient (Cv) Calculator for Valves
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Directional Control Valve Sizing
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Check Valve Sizing
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Proportional Valve Settings Calculator
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Hydraulic Valve Pressure Drop Calculator
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Flow Control Valve Adjustment
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Needle Valve Sizing
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Flow Control Valve Adjustment
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Needle Valve Sizing
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Solenoid Valve Power Consumption
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Accumulators

Accumulator Sizing for Energy Storage
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Pre-charge Pressure of Accumulators
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Gas Volume Change in Accumulators
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Accumulator Response Time Calculator
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Accumulator Energy Output Calculator
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Accumulator Pressure Loss
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Heat Exchange in Accumulators
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Accumulator Life Expectancy
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Safety Margin for Accumulator Sizing
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Accumulator Flow Rate
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Cylinders

Hydraulic Cylinder Sizing
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Cylinder Extension and Retraction Time Calculator
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Cylinder Load vs. Pressure Calculator
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Cylinder Stroke Speed
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Cylinder Mounting Force Calculator
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Single-Acting Cylinder Efficiency
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Double-Acting Cylinder Force Calculator
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Cylinder Bore Sizing
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Cylinder Cushioning Effectiveness
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Fluid Properties

Fluid Viscosity Calculator
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Bulk Modulus of Fluids
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Hydraulic Fluid Density Calculation
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Thermal Expansion of Fluids
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Fluid Compressibility Factor
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Fluid Power Calculator (Power=Flow*Pressure)
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Fluid Volume Calculation in Reservoirs
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Fluid Temperature Rise from Pressure Drops
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Hydraulic Fluid Contamination Level Monitoring
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Fluid Type Comparison for Different Systems
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Hydraulic Motors

Hydraulic Motor Sizing
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Torque Output of Hydraulic Motors
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Hydraulic Motor Efficiency Calculator
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Motor Speed Calculation (from flow rate)
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Motor Power Output
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Displacement Per Revolution Calculation
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Motor Drive Load Calculations
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Hydraulic Motor Flow Consumption
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Motor Pressure Drop
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Energy Losses in Motors
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Pipes and Tubing

Pipe Sizing for Flow Rates
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Hydraulic Pipe Pressure Rating
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Pipe Length Effect on Pressure Drop
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Pipe Wall Thickness Calculator
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Bending Stress in Hydraulic Tubing
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Pipe Diameter Sizing Based on Flow Velocity
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Flow Rate Through an Orifice
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Velocity of Fluid in Pipes
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Hydraulic Hose Sizing
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Fluid Friction Losses in Pipes
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Heat and Cooling

Hydraulic System Heat Generation
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Heat Exchanger Sizing Calculator
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Cooling Requirements for Hydraulic Fluids
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System Temperature Rise Calculator
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Thermal Efficiency of Hydraulic Systems
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Oil Cooler Sizing
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Ambient Temperature Effect on Fluid Properties
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Hydraulic Fluid Cooling Rate
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Heat Loss in Accumulators
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Radiator Sizing for Hydraulic Systems
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Efficiency and Energy

Total Hydraulic System Efficiency
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Power Losses Due to Pressure Drops
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Hydraulic System Energy Recovery
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Hydraulic Circuit Efficiency
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Energy Losses in Pump Systems
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Power Requirement Calculator
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Flow Work in Hydraulic Systems
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Energy Storage Efficiency in Accumulators
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Electrical Power vs Hydraulic Power Conversion
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Hydraulic System Performance Over Time
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Miscellaneous

Hydraulic Power Pack Sizing
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Hydraulic Press Force Calculation
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Water Hammer Effect Calculation
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Leak Rate Estimation in Hydraulic Systems
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Pulsation Damping Calculation
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Actuator Force vs Pressure Calculation
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Hydrostatic Pressure in Fluid Columns
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Vane Pump Flow and Efficiency Calculator
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Open-loop vs Closed-loop Circuit Design Comparison
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Stability Margin of Hydraulic Systems
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Basic Logic Gates Calculators

AND Gate Calculator
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OR Gate Calculator
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NOT Gate Calculator
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NAND Gate Calculator
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XOR Gate Calculator
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XNOR Gate Calculator
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Half-Adder Circuit Calculator
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Full-Adder Circuit Calculator
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Half-Subtractor Circuit Calculator
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Full-Subtractor Circuit Calculator
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Truth Table Generators

Truth Table Generator for AND Gate
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Truth Table Generator for OR Gate
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Truth Table Generator for NOT Gate
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Truth Table Generator for NAND Gate
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Truth Table Generator for NOR Gate
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Truth Table Generator for XOR Gate
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Truth Table Generator for XNOR Gate
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Truth Table Generator for Custom Boolean Expressions
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Multi-Input Truth Table Generator (4+ Inputs)
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Simplified Boolean Expression Truth Table Generator
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Logic Gate Circuit Simplifiers

Boolean Expression Simplifier
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Karnaugh Map (K-map) Simplifier (2-Variable)
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Karnaugh Map Simplifier (3-Variable)
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Karnaugh Map Simplifier (4-Variable)
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Karnaugh Map Simplifier (5-Variable)
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Quine-McCluskey Algorithm Solver
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Sum of Products (SOP) Minimization Calculator
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Product of Sums (POS) Minimization Calculator
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De Morgan's Law Simplifier
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Boolean Expression Minimization using Consensus Theorem
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Combinational Logic Circuits

4-Bit Binary Adder Calculator
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8-Bit Binary Adder Calculator
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4-Bit Subtractor Circuit Calculator
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Multiplexer (MUX) Circuit Calculator
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2:1 Multiplexer Calculator
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4:1 Multiplexer Calculator
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8:1 Multiplexer Calculator
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1:2 Demultiplexer Calculator
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1:4 Demultiplexer Calculator
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1:8 Demultiplexer Calculator
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4-Bit Comparator Circuit Calculator
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Parity Generator and Checker Calculator
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Encoder Circuit Calculator
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4-to-2 Encoder Calculator
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8-to-3 Encoder Calculator
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Decoder Circuit Calculator
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2-to-4 Decoder Calculator
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3-to-8 Decoder Calculator
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Sequential Logic Circuits

SR Latch Calculator
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D Latch Calculator
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JK Flip-Flop Calculator
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D Flip-Flop Calculator
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T Flip-Flop Calculator
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Master-Slave Flip-Flop Calculator
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Edge-Triggered Flip-Flop Calculator
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Synchronous Counter Circuit Calculator
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Asynchronous Counter Circuit Calculator
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Binary Ripple Counter Calculator
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Ring Counter Circuit Calculator
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Johnson Counter Circuit Calculator
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Decade Counter Circuit Calculator
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Shift Register Circuit Calculator
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Parallel-in Parallel-out Shift Register Calculator
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Parallel-in Serial-out Shift Register Calculator
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Serial-in Serial-out Shift Register Calculator
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Timing and Clock Calculators

Clock Frequency Divider Calculator
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Pulse Width Modulation (PWM) Calculator for Logic Circuits
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Propagation Delay Calculator (NAND/AND/OR Gates)
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Setup and Hold Time Calculator for Flip-Flops
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Clock Skew Calculation
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Clock Jitter Analysis in Logic Circuits
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Metastability Analysis for Flip-Flops
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Critical Path Delay Calculator for Combinational Logic
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Race Condition Analysis in Sequential Circuits
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Timing Diagram Generator for Flip-Flop Circuits
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Timing Analysis of Synchronous Circuits
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Glitch Analysis in Logic Circuits
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Arithmetic Logic Circuits

Binary Multiplier Circuit Calculator
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4-Bit Binary Multiplier Calculator
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8-Bit Binary Multiplier Calculator
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Binary Divider Circuit Calculator
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BCD Adder Calculator
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BCD Subtractor Calculator
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Carry Look-Ahead Adder Circuit Calculator
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Carry-Save Adder Circuit Calculator
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Booth’s Algorithm for Binary Multiplication Calculator
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Wallace Tree Multiplier Circuit Calculator
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Logic Families and Power Analysis

Power Dissipation Calculator for CMOS Gates
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Power Dissipation Calculator for TTL Gates
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Static Power Consumption Calculator
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Dynamic Power Consumption Calculator
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Noise Margin Calculator for Logic Gates
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Fan-in/Fan-out Calculator for Logic Gates
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Voltage Transfer Characteristics Calculator (CMOS)
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Propagation Delay Calculator for CMOS Logic Gates
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Rise Time/Fall Time Calculator for Logic Gates
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Input Impedance and Output Impedance of Logic Gates
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Switching Speed of Logic Gates Calculator
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Programmable Logic Devices

Programmable Logic Array (PLA) Circuit Calculator
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Programmable Array Logic (PAL) Circuit Calculator
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Read-Only Memory (ROM) Circuit Calculator
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Field Programmable Gate Array (FPGA) Logic Design Calculator
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Logic Circuit to FPGA Mapping Calculator
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Logic Gate Implementation using ROM/PROM
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Combinational Logic Circuit Implementation using PAL
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Arithmetic Unit Design using FPGA
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Advanced Boolean Algebra and Logic

Boolean Algebra Solver for Multi-Level Logic Circuits
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XOR Logic Gate Design using NAND Gates
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XNOR Logic Gate Design using NOR Gates
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Majority Logic Gate Design Calculator
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Full Adder Implementation using Universal Gates (NAND/NOR)
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Universal Gate Conversion Calculator (AND, OR to NAND/NOR)
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Three-State Buffer Design Calculator
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Fault Detection in Combinational Logic Circuits
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Boolean Algebra Expression to Circuit Diagram Converter
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Redundancy Analysis in Logic Circuits
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Gate-Level Minimization using Boolean Algebra
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Error Detection and Correction Circuits

Hamming Code Generator for Error Correction
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Parity Bit Generator and Checker Circuit Calculator
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Cyclic Redundancy Check (CRC) Generator using Logic Gates
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Binary Error Detection Circuit Calculator
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Checksum Generator Circuit for Data Transmission
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SECDED (Single Error Correction, Double Error Detection) Calculator
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Reed-Solomon Code Generator using Logic Gates
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Logic Gate Simulations and Applications

Logic Circuit Simulator (Visual Representation of Logic Operations)
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Logic Gate Circuit for Traffic Light Controller
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Logic Gate Circuit for Elevator Controller
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Logic Gate Circuit for Simple Arithmetic Calculator
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Logic Gate Circuit for Digital Watch
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Logic Gate Circuit for Security System
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Logic Gate Circuit for 7-Segment Display Decoder
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Logic Gate Circuit for Coin Vending Machine
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Logic Circuit for Priority Encoder in Digital Systems
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Logic Circuit for Digital Lock System
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Combinational Circuit Design Challenges

Design a 3-Bit Binary Adder using Only NAND Gates
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Design a 4-Bit Binary Subtractor using Only NOR Gates
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Design a 4:1 Multiplexer using NAND and NOR Gates
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Design a 2-to-4 Decoder using Only AND Gates
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Design a 4-Bit Comparator using XOR and AND Gates
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Implement a 2-Bit Full Adder using AND, OR, and XOR Gates
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Design a Binary to Gray Code Converter using Logic Gates
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Design a Parity Generator Circuit using XOR Gates
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Sequential Circuit Design Challenges

Design a 4-Bit Binary Counter using JK Flip-Flops
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Design a Ring Counter using D Flip-Flopsh
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Design a Johnson Counter using JK Flip-Flops
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Design a Synchronous 4-Bit Counter using D Flip-Flops
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Design a T Flip-Flop using SR Flip-Flops
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Design a Simple Shift Register using D Flip-Flops
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Basic Arithmetic Calculators

Addition Calculator
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Subtraction Calculator
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Multiplication Calculator
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Division Calculator
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Percentage Calculator
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Average (Mean) Calculator
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Median Calculator
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Mode Calculator
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Exponentiation Calculator (Powers)
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Square Root Calculator
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Sum of N Numbers Calculator
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Factorial Calculator
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Exponentiation Calculator
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Order of Operations (PEMDAS) Calculator
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Algebra Calculators

Linear Equation Solver
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Quadratic Equation Solver
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Polynomial Equation Solver
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System of Equations Solver
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Factorization Calculator
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Simplifying Algebraic Expressions Calculator
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Inequality Solver
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Absolute Value Equation Solver
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Rational Expression Simplifier
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Radical Expression Simplifier
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Number Theory Calculators

Prime Number Checker
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Prime Factorization Calculator
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Greatest Common Divisor (GCD) Calculator
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Least Common Multiple (LCM) Calculator
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Modulo Calculator
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Divisibility Test Calculator
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Perfect Number Calculator
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Fibonacci Sequence Calculator
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Arithmetic Sequence Calculator
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Geometric Sequence Calculator
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Geometry Calculators

Area of a Circle Calculator
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Area of a Triangle Calculator
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Area of a Rectangle Calculator
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Area of a Trapezoid Calculator
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Area of a Parallelogram Calculator
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Perimeter Calculator for Regular Shapes
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Volume of a Sphere Calculator
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Volume of a Cylinder Calculator
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Volume of a Cone Calculator
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Volume of a Rectangular Prism Calculator
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Pythagorean Theorem Calculator
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Distance Between Two Points Calculator
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Midpoint Calculator
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Slope Calculator
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Circle Equation Calculator
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Ellipse Equation Calculator
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Surface Area Calculator for 3D Shapes
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Angle Bisector Calculator
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Centroid of a Triangle Calculator
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Diagonal of a Polygon Calculator
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About the Author

Sine Calculator
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Make a PNG Transparent
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Cosine Calculator
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Tangent Calculator
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Cotangent Calculator
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Secant Calculator
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Cosecant Calculator
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Inverse Trigonometric Function Calculator
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Law of Sines Calculator
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Law of Cosines Calculator
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Trigonometric Identity Simplifier
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Unit Circle Calculator
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Radian to Degree Converter
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Degree to Radian Converter
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Pythagorean Identity Calculator
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Make a PNG Transparent
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Trigonometric Angle Sum and Difference Calculator
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Double Angle Identity Calculator
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Half Angle Identity Calculator
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Angle of Elevation Calculator
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Angle of Depression Calculator
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Right Triangle Solver
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Calculus Calculators

Derivative Calculator
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Partial Derivative Calculator
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Second Derivative Calculator
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Integral Calculator
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Definite Integral Calculator
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Indefinite Integral Calculator
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Limits Calculator
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Continuity Calculator
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Maxima and Minima Calculator
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Chain Rule Calculator
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Product Rule Calculator
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Quotient Rule Calculator
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Area Under the Curve Calculator
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Volume of Revolution (Disk Method) Calculator
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Volume of Revolution (Shell Method) Calculator
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Parametric Derivative Calculator
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Gradient Calculator
Quickly replace any color in a PNG file with transparency.
Divergence Calculator
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Curl of a Vector Field Calculator
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Euler’s Method Calculator
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Linear Algebra Calculators

Make a PNG Transparent
Quickly replace any color in a PNG file with transparency.
Matrix Addition Calculator
Quickly replace any color in a PNG file with transparency.
Matrix Subtraction Calculator
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Matrix Multiplication Calculator
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Matrix Transpose Calculator
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Determinant of a Matrix Calculator
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Inverse of a Matrix Calculator
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Rank of a Matrix Calculator
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Eigenvalue and Eigenvector Calculator
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Gaussian Elimination Calculator
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Dot Product Calculator
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Cross Product Calculator
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Cramer's Rule Calculator
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Vector Magnitude Calculator
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Vector Addition and Subtraction Calculator
Quickly replace any color in a PNG file with transparency.
Scalar Projection Calculator
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Statistics Calculators

Probability Calculator
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Standard Deviation Calculator
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Variance Calculator
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Z-Score Calculator
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T-Score Calculator
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Binomial Distribution Calculator
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Normal Distribution Calculator
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Poisson Distribution Calculator
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Hypothesis Testing Calculator
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Confidence Interval Calculator
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Correlation Coefficient Calculator
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Regression Analysis Calculator
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Permutations Calculator
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Combinations Calculator
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Chi-Square Test Calculator
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Make a PNG Transparent
Quickly replace any color in a PNG file with transparency.

Probability Calculators

Probability of Two Events Calculator
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Conditional Probability Calculator
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Bayes' Theorem Calculator
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Expected Value Calculator
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Probability Tree Diagram Solver
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Coin Toss Probability Calculator
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Dice Roll Probability Calculator
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Card Probability Calculator
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Monty Hall Problem Solver
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Birthday Paradox Calculator
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Set Theory Calculators

Union of Sets Calculator
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Intersection of Sets Calculator
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Set Difference Calculator
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Complement of a Set Calculator
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Power Set Calculator
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Venn Diagram Solver
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Cartesian Product Calculator
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Subset Calculator
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Cardinality of a Set Calculator
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Complex Number Calculators

Complex Number Addition Calculator
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Complex Number Subtraction Calculator
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Complex Number Multiplication Calculator
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Complex Number Division Calculator
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Magnitude of a Complex Number Calculator
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Polar to Rectangular Form Converter
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Rectangular to Polar Form Converter
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Complex Conjugate Calculator
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Argument of a Complex Number Calculator
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Complex Exponential Calculator
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Logarithms and Exponentials Calculators

Logarithm Calculator (Base 10, Base e, etc.)
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Natural Logarithm (ln) Calculator
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Exponential Growth and Decay Calculator
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Logarithmic Equation Solver
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Exponential Equation Solver
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Logarithmic Property Simplifier
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Exponent Property Simplifier
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Compound Interest Calculator
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Doubling Time Calculator (for exponential growth)
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Half-Life Calculator (for exponential decay)
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Financial Math Calculators

Simple Interest Calculator
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Compound Interest Calculator
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Loan Payment Calculator
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Mortgage Calculator
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Future Value Calculator
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Present Value Calculator
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Annuity Calculator
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Net Present Value (NPV) Calculator
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Internal Rate of Return (IRR) Calculator
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Amortization Calculator
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Miscellaneous Math Calculators

Scientific Notation Converter
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Significant Figures Calculator
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Rounding Calculator
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Fraction to Decimal Converter
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Decimal to Fraction Converter
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Ratio Calculator
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Proportion Calculator
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Unit Conversion Calculator (Length, Mass, Time, etc.)
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Speed, Distance, and Time Calculator
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BMI (Body Mass Index) Calculator
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Probability Density Function (PDF) Calculator
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Cumulative Distribution Function (CDF) Calculator
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Lagrange Multiplier Calculator
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Arc Length Calculator
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Gradient Descent Calculator
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Function Composition Calculator
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Discrete Mathematics

Truth Table Generator (Logic Gates)
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Boolean Algebra Simplifier
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Karnaugh Map Solver
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Recurrence Relation Solver
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Graph Adjacency Matrix Calculator
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Graph Degree Calculator
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Hamiltonian Path Solver
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Eulerian Path Solver
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Binary to Decimal Converter
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Gray Code Converter
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Differential Equations

First Order Differential Equation Solver
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Second Order Differential Equation Solver
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Laplace Transform Calculator
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Fourier Series Calculator
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Fourier Transform Calculator
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Homogeneous vs Non-Homogeneous Solver
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Exact Differential Equation Solver
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Boundary Value Problem Solver
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Initial Value Problem Solver
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System of Differential Equations Solver
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Discrete Mathematics

Truth Table Generator (Logic Gates)
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Boolean Algebra Simplifier
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Karnaugh Map Solver
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Recurrence Relation Solver
Quickly replace any color in a PNG file with transparency.
Graph Adjacency Matrix Calculator
Quickly replace any color in a PNG file with transparency.
Graph Degree Calculator
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Hamiltonian Path Solver
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Eulerian Path Solver
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Binary to Decimal Converter
Quickly replace any color in a PNG file with transparency.
Gray Code Converter
Quickly replace any color in a PNG file with transparency.

Physics

Kinematic Equations Calculator (Distance, Speed, Time)
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Projectile Motion Calculator
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Force, Mass, and Acceleration Calculator (Newton’s 2nd Law)
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Work and Energy Calculator
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Gravitational Force Calculator
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Electric Field Calculator
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Momentum Calculator
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Power and Energy Calculator
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Torque Calculator
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Pressure Calculator
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Chemistry

Molarity Calculator
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Stoichiometry Calculator
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Gas Law Calculator (Ideal, Boyle’s Law, etc.)
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pH and pOH Calculator
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Equilibrium Constant (Kc, Kp) Calculator
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Reaction Rate Calculator
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Limiting Reactant Calculator
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Percent Yield Calculator
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Concentration Dilution Calculator
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Heat of Reaction Calculator
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Basic Number System Conversions

Binary to Decimal Converter
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Decimal to Binary Converter
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Hexadecimal to Decimal Converter
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Decimal to Hexadecimal Converter
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Octal to Decimal Converter
Quickly replace any color in a PNG file with transparency.
Decimal to Octal Converter
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Binary to Hexadecimal Converter
Quickly replace any color in a PNG file with transparency.
Hexadecimal to Binary Converter
Quickly replace any color in a PNG file with transparency.
Binary to Octal Converter
Quickly replace any color in a PNG file with transparency.
Octal to Binary Converter
Quickly replace any color in a PNG file with transparency.

Advanced Number System Conversions

Base-n to Base-10 Converter
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Base-10 to Base-n Converter
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Custom Base Conversion (Base-m to Base-n)
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Mixed Base Conversion Calculator
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Fractional Number Conversion (Binary, Decimal, Hexadecimal)
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Floating-Point Number Converter
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Signed Binary (Two's Complement) to Decimal
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Decimal to Signed Binary (Two's Complement)
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Binary to Gray Code Converter
Quickly replace any color in a PNG file with transparency.
Gray Code to Binary Converter
Quickly replace any color in a PNG file with transparency.

Arithmetic Operations in Different Bases

Binary Addition
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Binary Subtraction
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Binary Multiplication
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Binary Division
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Hexadecimal Addition
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Hexadecimal Subtraction
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Hexadecimal Multiplication
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Hexadecimal Division
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Octal Addition
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Octal Subtraction
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Octal Multiplication
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Octal Division
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Modular Arithmetic in Binary
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Modular Arithmetic in Hexadecimal
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Binary Exponentiation Calculator
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Binary Square Root Calculator
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Hexadecimal Exponentiation Calculator
Quickly replace any color in a PNG file with transparency.
Base-n Addition/Subtraction (Custom Base)
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Base-n Multiplication/Division (Custom Base)
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Number System Properties

Prime Number Checker
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Palindrome Number Checker (in any base)
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Square Root in Different Bases
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Number of Digits in Different Bases
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Parity Checker (Odd/Even) in Any Base
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Divisibility Rules Calculator (Binary, Octal, Hex)
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Base-n Factorial Calculator
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Logarithms in Different Bases (Base-2, Base-16, etc.)
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Binary System

Binary Bitwise AND Calculator
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Binary Bitwise OR Calculator
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Binary Bitwise XOR Calculator
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Binary Left Shift Calculator
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Binary Right Shift Calculator
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Binary NOT Operation Calculator
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Binary Circular Shift Calculator
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Hamming Distance Calculator for Binary Numbers
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Binary Overflow Detection
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Binary Underflow Detection
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Hexadecimal System

Hexadecimal Bitwise AND Calculator
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Hexadecimal Bitwise OR Calculator
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Hexadecimal Bitwise XOR Calculator
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Hexadecimal Left Shift Calculator
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Hexadecimal Right Shift Calculator
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Hexadecimal NOT Operation Calculator
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Hexadecimal Circular Shift Calculator
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Hexadecimal Overflow Detection
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Hexadecimal Representation of Floating-Point Numbers
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Octal System

Octal Bitwise AND Calculator
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Octal Bitwise OR Calculator
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Octal Bitwise XOR Calculator
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Octal Left Shift Calculator
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Octal Right Shift Calculator
Quickly replace any color in a PNG file with transparency.
Octal Circular Shift Calculator
Quickly replace any color in a PNG file with transparency.
Octal Overflow Detection
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Octal Underflow Detection
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Octal Number Properties Calculator
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Octal Modular Arithmetic Calculator
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Custom Base Arithmetic

Base-5 Addition/Subtraction
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Base-7 Multiplication/Division
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Base-12 Arithmetic Operations
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Base-36 Custom Arithmetic
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Custom Base Modular Arithmetic
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Base-n Exponentiation (Any Base)
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Base-n Root Extraction
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Arithmetic Operations with Large Base Numbers
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Custom Base Overflow/Underflow Detection
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Base-n Logarithm Calculation
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Cryptography Related Calculators

Binary RSA Encryption/Decryption
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Modular Exponentiation for Cryptography
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Galois Field (GF(2)) Arithmetic for Binary Numbers
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Binary Hash Function Generator
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Hexadecimal Hash Function Generator
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Base-n Public Key Cryptography Operations
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Binary Elliptic Curve Point Addition
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Cryptographic Key Generation in Binary and Hexadecimal
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Binary Diffie-Hellman Key Exchange
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Base-n RSA Key Generation
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Error Detection/Correction

Make a PNG Transparent
Quickly replace any color in a PNG file with transparency.
Parity Bit Calculator (Even/Odd)
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Hamming Code Generator for Binary Numbers
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Cyclic Redundancy Check (CRC) Calculator for Binary
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Checksum Generator for Hexadecimal Data
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Error Detection in Octal Numbers
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Reed-Solomon Error Correction in Hexadecimal
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BCH Code Generator for Binary Numbers
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Binary XOR-Based Error Detection
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Error Detection Using Luhn Algorithm (in Binary/Hex)
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Binary Redundant Code Generator
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Boolean Algebra

Truth Table Generator (Binary)
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Binary Logic Gate Calculator (AND, OR, XOR, NAND, NOR)
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Binary Simplification using Karnaugh Maps
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Binary Expression Minimization (SOP/POS forms)
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Make a PNG Transparent
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Binary Logic Circuit Simulation
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Binary Decision Diagrams (BDD) Generator
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Boolean Expression to Binary Number Converter
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Boolean Algebra Expression Simplifier
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Binary Logic Gate Delay Calculator
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Binary Circuit Redundancy Checker
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Encoding and Decoding

Binary ASCII Code Converter
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Hexadecimal ASCII Code Converter
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Base64 Encoding/Decoding in Binary
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Base64 Encoding/Decoding in Hexadecimal
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Binary Huffman Coding Generator
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Hexadecimal Run-Length Encoding (RLE)
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Binary Delta Encoding Calculator
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Binary Base32 Encoding/Decoding
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Binary Arithmetic Encoding/Decoding
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Binary Morse Code Converter
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Floating-Point Calculators

IEEE 754 Single Precision (32-bit) Floating-Point Converter
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IEEE 754 Double Precision (64-bit) Floating-Point Converter
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Hexadecimal to Floating-Point Converter
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Floating-Point to Binary Converter
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Binary Floating-Point Arithmetic (Addition, Subtraction, etc.)
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Floating-Point Overflow/Underflow Detection
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Normalization of Floating-Point Numbers (Binary)
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Denormalized Floating-Point Number Detector
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Binary Rounding Modes (Round Half-Up, Round Half-Down, etc.)
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Binary Floating-Point Precision Loss Detector
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Miscellaneous Calculators

Conversion Between Fraction and Decimal in Any Base
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Binary GCD and LCM Calculator
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Base-n Fibonacci Sequence Generator
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Binary Random Number Generator
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Base-n Palindrome Generator
Quickly replace any color in a PNG file with transparency.
Binary Pascal's Triangle Generator
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Largest Prime Factor Finder in Any Base
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Binary Perfect Square Detector
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Hexadecimal Magic Square Generator
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Base-n Sequence Pattern Finder
Quickly replace any color in a PNG file with transparency.

Basic Measurement Units

Length Conversion Calculator
Converts between units of length (meters, kilometers, miles, feet, inches, etc.).
Weight Conversion Calculator
Converts between units of weight (grams, kilograms, pounds, ounces, etc.).
Area Conversion Calculator
Converts between units of area (square meters, square feet, acres, hectares, etc.).
Volume Conversion Calculator
Converts between units of volume (liters, cubic meters, gallons, quarts, etc.).
Time Conversion Calculator
Converts between units of time (seconds, minutes, hours, days, etc.).
Speed Conversion Calculator
Converts between units of speed (meters per second, kilometers per hour, miles per hour, etc.).
Temperature Conversion Calculator
Converts between Celsius, Fahrenheit, and Kelvin.
Pressure Conversion Calculator
Converts between units of pressure (Pascals, bar, PSI, etc.).
Energy Conversion Calculator
Converts between units of energy (joules, calories, kilowatt-hours, BTU, etc.).
Power Conversion Calculator
Converts between units of power (watts, horsepower, etc.).

Scientific and Engineering Units

Force Conversion Calculator
Converts between units of force (newtons, pounds-force, etc.).
Torque Conversion Calculator
Converts between units of torque (Newton-meters, foot-pounds, etc.).
Density Conversion Calculator
Converts between units of density (kilograms per cubic meter, grams per cubic centimeter, etc.).
Viscosity Conversion Calculator
Converts between units of dynamic and kinematic viscosity.
Acceleration Conversion Calculator
Converts between units of acceleration (meters per second squared, feet per second squared, g-force, etc.).
Magnetic Flux Conversion Calculator
Converts between units of magnetic flux (weber, maxwell, etc.).
Magnetic Field Strength Conversion Calculator
Converts between units of magnetic field strength (Tesla, gauss, etc.).
Capacitance Conversion Calculator
Converts between units of capacitance (farads, microfarads, picofarads, etc.).
Inductance Conversion Calculator
Converts between units of inductance (henry, millihenry, microhenry, etc.).
Frequency Conversion Calculator
Converts between hertz, kilohertz, megahertz, and gigahertz.

Electrical and Electronics Units

Voltage Conversion Calculator
Converts between volts, millivolts, kilovolts, etc.
Current Conversion Calculator
Converts between amperes, milliamperes, and microamperes.
Resistance Conversion Calculator
Converts between ohms, kilo-ohms, and mega-ohms.
Conductance Conversion Calculator
Converts between siemens, millisiemens, and microsiemens.
Electrical Charge Conversion Calculator
Converts between coulombs, milliampere-hours, and ampere-hours.
Electric Field Strength Conversion Calculator
Converts between units of electric field strength (volts per meter, etc.).
Impedance Conversion Calculator
Converts between units of electrical impedance.
Admittance Conversion Calculator
Converts between units of electrical admittance.
Admittance Conversion Calculator
Converts between units of electrical admittance.
Power Factor Conversion Calculator
Calculates the power factor of an electrical circuit.
Reactance Conversion Calculator
Converts between inductive and capacitive reactance values.

Light and Radiation Units

Luminous Intensity Conversion Calculator
Converts between candelas, lumens, and lux.
Luminous Flux Conversion Calculator
Converts between lumens, millilumens, etc.
Radiation Dose Conversion Calculator
Converts between sieverts, rems, and grays.
Radioactivity Conversion Calculator
Converts between becquerels and curies.
Radiant Intensity Conversion Calculator
Converts between watts per steradian, etc.
Radiant Flux Conversion Calculator
Converts between units of radiant power.

About the Author

Flow Rate Conversion Calculator (Volumetric)
Converts between liters per second, cubic meters per hour, gallons per minute, etc.
Flow Rate Conversion Calculator (Mass)
Converts between kilograms per second, pounds per hour, etc.
Viscosity Conversion Calculator
Converts dynamic viscosity units (poise, pascal-second) and kinematic viscosity units (stokes, centistokes).
Gas Volume Conversion Calculator
Converts between different volume units for gases.
Gas Density Conversion Calculator
Converts between gas density units.
Gas Pressure Conversion Calculator
Converts between gas pressure units.
Specific Heat Capacity Conversion Calculator
Converts between units of specific heat capacity.

Chemical Units

Molarity to Molality Converter
Converts concentration units.
Concentration Conversion Calculator
Converts between ppm, ppb, mol/L, etc.
Molecular Weight Conversion Calculator
Calculates molecular weights from grams to moles.
Equivalent Weight Conversion Calculator
Converts equivalents of chemical substances.
Gas Constant Conversion Calculator
Converts between different gas constants.
Enthalpy Conversion Calculator
Converts between joules, calories, BTU, etc.
Entropy Conversion Calculator
Converts between units of entropy (joules per Kelvin, etc.).

Computing and Data Units

Data Storage Conversion Calculator
Converts between bytes, kilobytes, megabytes, gigabytes, terabytes, etc.
Data Transfer Rate Conversion Calculator
Converts between bits per second, megabits per second, gigabits per second, etc.
Bandwidth Conversion Calculator
Converts between hertz, bits per second, etc.
Memory Addressing Conversion Calculator
Converts between memory addressing units.
Pixel Density Conversion Calculator
Converts between pixels per inch (PPI) and dots per inch (DPI).

Currency Units

Currency Conversion Calculator
Converts between global currencies using exchange rates.
Inflation Rate Conversion Calculator
Converts historical currency values adjusted for inflation.
Purchasing Power Parity (PPP) Calculator
Compares purchasing power between currencies.
Foreign Exchange Rate Calculator
Converts currency based on exchange rates.

Astronomical Units

Distance Conversion Calculator (Astronomical)
Converts between light years, parsecs, astronomical units, etc.
Star Luminosity Conversion Calculator
Converts between watts, solar luminosity, etc.
Stellar Mass Conversion Calculator
Converts between solar masses, kilograms, etc.
Orbital Period Conversion Calculator
Converts between different units of orbital period.
Parallax Angle to Distance Converter
Converts parallax angle to distance in light-years or parsecs.

Nautical Units

Nautical Mile Conversion Calculator
Converts between nautical miles, kilometers, and miles.
Knot to Mile Per Hour Conversion Calculator
Converts between knots and miles per hour.
Water Depth Conversion Calculator
Converts between fathoms, meters, and feet.
Latitude and Longitude Distance Calculator
Converts between coordinates for navigation.

Agricultural Units

Crop Yield Conversion Calculator
Converts between bushels per acre, kilograms per hectare, etc.
Fertilizer Rate Conversion Calculator
Converts fertilizer application rates (pounds per acre, kilograms per hectare, etc.).
Irrigation Water Volume Conversion Calculator
Converts between gallons per acre, liters per hectare, etc.
Land Area Conversion Calculator
Converts between acres, hectares, square miles, etc.

Food and Cooking Units

Cooking Volume Conversion Calculator
Converts between cups, milliliters, liters, tablespoons, teaspoons, etc.
Cooking Weight Conversion Calculator
Converts between grams, ounces, pounds, kilograms, etc.
Oven Temperature Conversion Calculator
Converts between Celsius, Fahrenheit, and gas marks.
Ingredient Conversion Calculator
Converts between different ingredient units (cups, grams, ounces, etc.).
Portion Size Conversion Calculator
Adjusts recipes for different portion sizes.

Construction and Architecture Units

Building Material Conversion Calculator
Converts between units of construction materials (e.g., cubic yards, tons).
Concrete Volume Conversion Calculator
Converts between cubic yards, cubic meters, etc.
Steel Weight Conversion Calculator
Converts between kilograms, tons, pounds, etc.
Wood Lumber Conversion Calculator
Converts between board feet, cubic meters, and square feet.
Roofing Material Conversion Calculator
Converts between squares, square meters, and square feet.

Sports and Exercise Units

Distance Running Conversion Calculator
Converts between kilometers, miles, meters, etc.
Swimming Time Conversion Calculator
Converts between various units for lap times and distances.
Calories Burned Conversion Calculator
Converts between different units for tracking energy expenditure during exercises.
BMI Conversion Calculator
Converts height and weight to body mass index (BMI).
VO2 Max Conversion Calculator
Converts VO2 max units for tracking fitness levels.

Clothing and Apparel Units

Shoe Size Conversion Calculator
Converts shoe sizes across different regions (US, UK)

Basic Electronics Calculators

Ohm’s Law Calculator (V = IR)
Quickly replace any color in a PNG file with transparency.
Series Resistor Calculator
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Parallel Resistor Calculator
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Voltage Divider Calculator
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Current Divider Calculator
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Capacitor Charging/Discharging Time Calculator
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Resistor Power Dissipation Calculator
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Wheatstone Bridge Calculator
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Voltage Regulation Calculator
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Zener Diode Regulator Calculator
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Transistor Calculators

Transistor Biasing Calculator
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Common Emitter Amplifier Calculator
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Common Collector Amplifier Calculator
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Common Base Amplifier Calculator
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Darlington Transistor Calculator
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MOSFET Biasing Calculator
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JFET Amplifier Calculator
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HFE (DC Current Gain) Calculator
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Saturation and Cutoff Calculator for Transistors
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Operational Amplifier Calculators

Inverting Op-Amp Calculator
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Non-Inverting Op-Amp Calculator
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Summing Amplifier Calculator
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Differentiator Op-Amp Calculator
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Integrator Op-Amp Calculator
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Voltage Follower Calculator
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Comparator Op-Amp Calculator
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Schmitt Trigger Calculator
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Active Low-Pass Filter Op-Amp Calculator
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Active High-Pass Filter Op-Amp Calculator
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About the Author

Power Factor Calculator
Quickly replace any color in a PNG file with transparency.
Impedance Calculator (Z = R + jX)
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RL Circuit Time Constant Calculator
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RC Circuit Time Constant Calculator
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RLC Circuit Resonance Frequency Calculator
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Inductive Reactance Calculator
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Capacitive Reactance Calculator
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Series Impedance Calculator
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Parallel Impedance Calculator
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Resonant Tank Circuit Calculator
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Make a PNG Transparent
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About the Author

Power Factor Correction Calculator
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Power Loss in Transmission Lines Calculator
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Real Power, Reactive Power, and Apparent Power Calculator
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Efficiency of Power Supply Calculator
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Power Supply Transformer Calculator
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SMPS (Switching Mode Power Supply) Efficiency Calculator
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DC Power Calculator (P = VI)
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AC Power Calculator (P = VI cos(θ))
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Three-Phase Power Calculator
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Uninterruptible Power Supply (UPS) Sizing Calculator
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Transformer Calculators

Transformer Turns Ratio Calculator
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Step-up/Step-down Transformer Voltage Calculator
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Transformer Power Rating Calculator
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Transformer Core Size Calculator
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Transformer Efficiency Calculator
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Auto-transformer Calculator
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Toroidal Transformer Design Calculator
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Isolation Transformer Sizing Calculator
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Motor and Generator Calculators

Stepper Motor Step Angle Calculator
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Induction Motor Slip Calculator
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Synchronous Speed Calculator
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Motor Efficiency Calculator
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Generator Efficiency Calculator
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Motor Starting Current Calculator
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Brushless DC (BLDC) Motor Calculator
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Motor Power Consumption Calculator
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Alternator Output Power Calculator
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About the Author

Low-Pass Filter Calculator
Quickly replace any color in a PNG file with transparency.
High-Pass Filter Calculator
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Band-Pass Filter Calculator
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Band-Stop (Notch) Filter Calculator
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Butterworth Filter Design Calculator
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Chebyshev Filter Design Calculator
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Bessel Filter Design Calculator
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RC Active Filter Design Calculator
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LC Filter Design Calculator
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Digital Filter (FIR/IIR) Coefficient Calculator
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Signal Processing Calculators

Fourier Transform Calculator
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Fast Fourier Transform (FFT) Calculator
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Nyquist Sampling Rate Calculator
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SNR (Signal-to-Noise Ratio) Calculator
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Modulation Index Calculator (AM/FM)
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RMS Voltage/Current Calculator
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Peak-to-Peak Voltage Calculator
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Signal Bandwidth Calculator
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Phase Shift Calculator
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Harmonic Distortion Calculator
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Digital Electronics Calculators

Boolean Algebra Simplifier
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Karnaugh Map (K-Map) Solver
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Binary to Decimal/Hexadecimal Converter
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Flip-Flop Calculator (T, D, JK, SR)
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Propagation Delay Calculator
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Frequency Divider Calculator
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Clock Pulse Calculator
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Pulse Width Modulation (PWM) Calculator
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Counter Design Calculator (Synchronous/Asynchronous)
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Digital-to-Analog Converter (DAC) Calculator
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Analog-to-Digital Converter (ADC) Calculator
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Multiplexer/Demultiplexer Design Calculator
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Logic Gate Power Consumption Calculator
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Communication Systems Calculators

Link Budget Calculator for RF Communication
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Signal Strength Calculator (dBm to Watts)
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Antenna Gain Calculator
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Free-Space Path Loss Calculator
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Modulation Bandwidth Calculator
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BER (Bit Error Rate) Calculator
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Noise Figure Calculator
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VSWR (Voltage Standing Wave Ratio) Calculator
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QAM (Quadrature Amplitude Modulation) Calculator
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SNR to Eb/N0 Calculator
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Electromagnetic Calculators

Magnetic Flux Density Calculator
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Inductance of Solenoid Calculator
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Magnetic Field Strength Calculator
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Lenz’s Law Voltage Induction Calculator
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Mutual Inductance Calculator
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Electromagnetic Force (EMF) Calculator
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Lorentz Force Calculator
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Capacitance of Parallel Plates Calculator
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Eddy Current Loss Calculator
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Magnetic Core Loss Calculator
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Energy Storage Calculators

Battery Life Calculator (based on load)
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Capacitor Energy Storage Calculator
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Inductor Energy Storage Calculator
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Supercapacitor Charging Calculator
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Fuel Cell Efficiency Calculator
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Solar Panel Sizing Calculator
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Wind Turbine Power Output Calculator
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Energy Harvesting Efficiency Calculator
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Electric Vehicle Battery Range Calculator
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Flywheel Energy Storage Calculator
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PCB Design Calculators

Trace Width Calculator
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PCB Impedance Calculator
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PCB Capacitance Calculator
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Via Current Carrying Capacity Calculator
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Thermal Management Calculator (heat dissipation)
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Copper Weight to Thickness Calculator
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Differential Pair Trace Spacing Calculator
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High-Speed Signal Length Matching Calculator
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PCB Inductor Design Calculator
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Microstrip Line Impedance Calculator
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Miscellaneous Calculators

LED Resistor Calculator
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Photodiode Current Calculator
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Solar Cell Power Calculator
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Hall Effect Sensor Output Calculator
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Peltier Module Power Calculator
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Wire Gauge Current Capacity Calculator
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Grounding Resistance Calculator
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Circuit Breaker Sizing Calculator
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Electrical Load Calculation for Buildings
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Lightning Protection System Sizing Calculator
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Basic Electrical Calculators

Watts to Amps Calculator
Watts to Amps
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Watts to VA Calculator
Watts to VA
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Watts to Volts Calculator
Watts to Volts
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Watts to Watt-hours Calculator
Watts to Watt-hours
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Watts to Joules Calculator
Watts to Joules
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Watts to KVA Calculator
Watts to KVA
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Watts to kilowatt-hours Calculator
Watts to kilowatt-hours
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Amps to VA Calculator
Amps to VA
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Amps to Volts Calculator
Amps to Volts
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Amps to Watts Calculator
Amps to Watts
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Amps to KVA Calculator
Amps to KVA
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Amps to KW Calculator
Amps to KW
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VA to Watts Calculator
VA to Watts
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VA to KVA Calculator
VA to KVA
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VA to Amps Calculator
VA to Amps
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VA to KW Calculator
VA to KW
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Volts to Watts Calculator
Volts to Watts
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Volts to Amps Calculator
Volts to Amps
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Volts to Joules Calculator
Volts to Joules
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Volts to eV Calculator
Volts to eV
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Volts to KW Calculator
Volts to KW
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Wh to Watts Calculator
Wh to Watts
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Wh to mAh Calculator
Wh to mAh
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Wh to KW Calculator
Wh to KW
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Joules to Watts Calculator
Joules to Watts
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Joules to Volts Calculator
Joules to Volts
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Joules to KW Calculator
Joules to KW
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mAh to Wh Calculator
mAh to Wh
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KVA to amps Calculator
KVA to Amps
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KVA to KW Calculator
KVA to KW
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KVA to VA Calculator
KVA to VA
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KVA to Watts Calculator
KVA to Watts
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eV to Volts Calculator
eV to Volts
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KW to Amps Calculator
KW to Amps
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KW to Joules Calculator
KW to Joules
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KW to KVA Calculator
KW to KVA
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KW to KWh Calculator
KW to KWh
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KW to VA Calculator
KW to VA
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KW to Volts Calculator
KW to Volts
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KW to Wh Calculator
KW to Wh
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Kwh to Kw Calculator
Kwh to Kw
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Kwh to mAh Calculator
Kwh to mAh
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Power Systems Calculators

Load Flow (Power Flow Analysis)
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Transmission Line Loss
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Short Circuit Current
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Transformer Efficiency
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Cable Sizing
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Voltage Drop
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Fault Current
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Power Factor Correction
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Arc Flash Hazard
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Step and Touch Voltage
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Electrical Machiness

DC Motor Efficiency
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Synchronous Motor Power Factor
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Slip Speed for Induction Motors
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Motor Starting Current
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Electric Motor Sizing
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Stepper Motor Torque
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Rotor-Stator Air Gap
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Motor Temperature Rise
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Transformers Calculators

Transformer Turns Ratio
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Transformer No-Load Loss
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Transformer Winding Resistance
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Transformer Load Loss
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Transformer Regulation
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Auto-Transformer Calculation
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Core Type Transformer Design
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Transformer Excitation Current
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Harmonic Losses in Transformers
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Magnetic Flux Density in Transformer Core
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Power Electronics Calculators

Buck Converter Design
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Boost Converter Design
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Inverter Efficiency
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Rectifier Design
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Power Diode Voltage Drop
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Power Transistor Heat Dissipation
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Snubber Circuit
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Synchronous Rectifier Design
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Power MOSFET Switching Loss
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SCR Triggering Circuit
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Energy Efficiency Calculators

Energy Cost (kWh to Cost)
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Appliance Energy Consumption
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Solar Panel Sizing
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Wind Turbine Power Output
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Electric Vehicle Charging Cost
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Battery Charging Efficiency
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Home Energy Audit
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HVAC Energy Consumption
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Power Consumption of Electric Heaters
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Energy Savings from LED Lighting
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Renewable Energy Calculators

Solar Photovoltaic (PV) System Sizing
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Battery Storage Sizing for Solar Systems
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Wind Turbine Rotor Diameter
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Hybrid Renewable Energy System Sizing
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Solar Charge Controller Sizing
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Solar Inverter Efficiency
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Solar Panel Tilt Angle
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Maximum Power Point Tracking (MPPT)
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Solar Panel Shading Loss
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Wind Turbine Cut-in Speed
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Protection Systems Calculators

Circuit Breaker Sizing
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Relay Coordination
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Fuse Sizing
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Earth Fault Loop Impedance
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Grounding System Resistance
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Protective Earth Conductor Sizing
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Overcurrent Protection Settings
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Differential Protection Settings
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Surge Protection Device Sizing
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Neutral Earthing Resistor
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High Voltage Systems Calculators

Insulation Coordination
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Corona Loss for Transmission Lines
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High Voltage Cable Sizing
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Breakdown Voltage of Insulation
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Insulation Resistance for HV Systems
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Partial Discharge Analysis
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Dielectric Loss
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Electric Field Strength in High Voltage Equipment
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Capacitor Bank Sizing for Reactive Power Compensation
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Impulse Voltage Generator Design
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Lighting Systems Calculators

Lumen to Lux Conversion
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Lighting Load
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Room Lighting Design
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Street Lighting Design
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LED Driver Current
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Emergency Lighting Backup Time
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Daylight Harvesting Energy Savings
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Lux Level for Office Spaces
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Sports Arena Lighting
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Parking Lot Lighting Design
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Wire and Cables

Copper/Aluminum Wire Ampacity
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Conduit Fill
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Wire Insulation Rating
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Voltage Drop in Long Cables
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Wire Bending Radius
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Stranded Wire Resistance
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Cable Current-Carrying Capacity
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Multi-Core Cable Voltage Drop
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Armored Cable Sizing
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Cable Derating Factor
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Electrical Safety Calculators

Earth Electrode Resistance
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Electrical Shock Hazard
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Safe Working Distance from Power Lines
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Safety Clearance for High Voltage Equipment
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Personal Protective Equipment (PPE) Sizing
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Safe Grounding Distance
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Electrical Arc Duration
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Ground Fault Protection Time Delay
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Safe Disconnect Time for Equipment
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Circuit Breaker Trip Curve
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HVAC and Building Electrical Systems Calculators

HVAC Load
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Electrical Load for Commercial Buildings
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UPS Battery Sizing for HVAC
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Emergency Generator Sizing
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Building Grounding System Design
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Distribution Board Sizing
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HVAC Electrical Energy Consumption
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Backup Power System Sizing for Hospitals
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Smart Building Energy Efficiency
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Substation Grounding Design
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Miscellaneous Electrical Calculators

Capacitance of Cable
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Electrical Frequency Conversion
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Electric Heating Load
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Electric Field Strength
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Inductive Load Power Factor
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Harmonic Distortion
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Conductor Skin Effect
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Neutral Current in Unbalanced Systems
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Harmonic Filter Design
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Electrical Impedance Matching
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Personal Finance Calculators

Budget Calculator
Helps users create a monthly or yearly budget.
Savings Goal Calculator
Calculates how much needs to be saved to reach a goal.
Emergency Fund Calculator
Determines how much to save for emergencies.
Debt Payoff Calculator
Shows the time required to pay off debt with fixed payments.
Loan Repayment Calculator
Helps with planning loan payments.
Credit Card Payoff Calculator
Calculates how long it will take to pay off credit card debt.
Personal Loan Calculator
Provides the monthly payment, interest, and term.
Car Loan Calculator
Determines how much you can afford to spend on a car.
Student Loan Calculator
Helps plan student loan repayments.
Home Budget Calculator
Tracks monthly household expenses.
Expense Tracker Calculator
Tracks personal expenses over time.
Household Savings Rate Calculator
Calculates how much of your income is saved.
Living Wage Calculator
Estimates the minimum income required for living expenses.
Net Worth Calculator
Helps users determine their net worth.
Financial Independence Calculator
Estimates when you can retire based on savings.
Time Value of Money Calculator
Computes future and present values of money.
Sinking Fund Calculator
Plans savings for future big expenses.
Life Insurance Calculator
Estimates the amount of life insurance you need.
Retirement Savings Calculator
Helps users determine how much to save for retirement.

Investment Calculators

Compound Interest Calculator
Calculates the compounded growth of investments.
Investment Return Calculator
Computes the return on investment (ROI).
Stock Return Calculator
Estimates returns from stock investments.
Dividend Calculator
Calculates the returns from dividend-paying stocks.
Dividend Reinvestment Calculator
Estimates the compounded effect of reinvesting dividends.
Investment Portfolio Calculator
Tracks and manages investment portfolios.
Mutual Fund Calculator
Estimates the returns from mutual fund investments.
ETF (Exchange-Traded Fund) Calculator
Estimates the growth of ETF investments.
Capital Gains Tax Calculator
Helps investors calculate capital gains taxes on investments.
Stock Price Target Calculator
Sets target prices for selling stocks.
Dollar-Cost Averaging Calculator
Calculates investment returns using dollar-cost averaging.
Annualized Return Calculator
Calculates annualized returns from multiple investments.
Real Rate of Return Calculator
Adjusts investment returns for inflation.
Risk Tolerance Calculator
Helps determine the level of risk one should take in investing.
Asset Allocation Calculator
Suggests the optimal distribution of assets in a portfolio.
Retirement Investment Calculator
Projects retirement portfolio growth.
Social Security Benefit Calculator
Estimates future Social Security benefits.
401(k) Contribution Calculator
Projects the growth of a 401(k) based on contributions.
401(k) Employer Match Calculator
Shows the impact of employer match on retirement savings.
IRA Contribution Calculator
Estimates growth in a Traditional or Roth IRA.

Real Estate Calculators

Mortgage Payment Calculator
Calculates monthly mortgage payments.
Mortgage Affordability Calculator
Determines how much you can borrow for a home.
Rent vs. Buy Calculator
Helps decide between renting and buying a home.
Amortization Schedule Calculator
Provides a breakdown of mortgage payments over time.
Home Equity Calculator
Calculates how much equity is in your home.
Property Tax Calculator
Estimates annual property taxes on real estate.
Refinance Calculator
Helps evaluate the benefit of refinancing a mortgage.
Mortgage Interest Deduction Calculator
Determines the tax benefits of mortgage interest.
Real Estate ROI Calculator
Estimates returns from real estate investments.
Rental Property Cash Flow Calculator
Calculates the income and expenses of rental properties.
Cap Rate Calculator
Computes the capitalization rate for real estate investments.
Home Affordability Calculator
Helps estimate the cost of buying a home.
HOA Fee Calculator
Tracks homeowners association fees.
Home Renovation Cost Calculator
Estimates the cost of home improvements.
Rental Yield Calculator
Calculates the yield from a rental property investment.
Loan-to-Value Ratio (LTV) Calculator
Computes the loan amount in relation to the home’s
Down Payment Calculator
Estimates how much to save for a home down payment.
Closing Costs Calculator
Estimates the additional fees associated with buying or selling a home.
Landlord Tax Calculator
Helps rental property owners estimate taxes.
House Flipping Calculator
Calculates the potential profit from flipping a house.

Business Finance Calculators

Business Loan Calculator
Helps businesses estimate loan payments.
Break-Even Analysis Calculator
Determines the point at which a business becomes profitable.
Cash Flow Calculator
Tracks the cash flow of a business.
Gross Margin Calculator
Calculates the margin between sales and the cost of goods sold.
Profit Margin Calculator
Estimates a business’s profitability.
Operating Profit Calculator
Computes operating profits.
EBITDA Calculator
Calculates earnings before interest, taxes, depreciation, and amortization.
Inventory Turnover Calculator
Tracks how often a company’s inventory is sold and replaced.
Cost of Goods Sold (COGS) Calculator
Estimates the cost of producing goods.
Working Capital Calculator
Computes the capital available to run day-to-day operations.
Business Valuation Calculator
Helps estimate the value of a business.
Return on Equity (ROE) Calculator
Measures the profitability of a business.
Return on Assets (ROA) Calculator
Estimates how efficiently a business uses its assets.
Payroll Tax Calculator
Computes payroll taxes for employees.
Small Business Startup Cost Calculator
Estimates the expenses to start a business.
Loan Amortization Calculator
Provides the breakdown of loan repayments for businesses.
Equipment Leasing Calculator
Determines the cost of leasing equipment for a business.
Supplier Payment Terms Calculator
Helps evaluate the cost-benefit of different supplier terms.

Tax Calculators

Income Tax Calculator
Estimates federal or state income taxes.
Tax Bracket Calculator
Determines the income tax bracket based on income.
Capital Gains Tax Calculator
Calculates taxes on the sale of assets.
Self-Employment Tax Calculator
Computes taxes for self-employed individuals.
Sales Tax Calculator
Calculates the sales tax on purchases.
Property Tax Calculator
Estimates taxes on owned property.
Inheritance Tax Calculator
Calculates the taxes owed on inherited assets.
Tax Refund Calculator
Estimates how much refund you will receive.
Alternative Minimum Tax (AMT) Calculator
Determines if the AMT applies.
Estate Tax Calculator
Estimates taxes on an estate’s value.
Charitable Donation Tax Deduction Calculator
Estimates the tax deduction for charitable contributions.
R&D Tax Credit Calculator
Estimates tax credits for research and development.
Vehicle Tax Deduction Calculator
Computes tax deductions for vehicle expenses.
Education Tax Credit Calculator
Estimates tax credits for education-related expenses.
Dependent Tax Credit Calculator
Calculates tax credits for dependents.
Healthcare Tax Credit Calculator
Estimates credits related to healthcare costs.
Foreign Tax Credit Calculator
Estimates tax credits for income earned abroad.
Make a PNG Transparent
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Fuel Tax Credit Calculator
Helps calculate tax credits for fuel use.

Retirement Calculators

Pension Calculator
Estimates pension payouts.
Retirement Withdrawal Calculator
Helps plan withdrawals during retirement.
Required Minimum Distribution (RMD) Calculator
Calculates RMDs for retirement accounts.
Retirement Spending Calculator
Estimates how much you can spend each year in retirement.
Social Security Break-Even Calculator
Helps determine the best time to start Social Security.
Annuity Calculator
Estimates payouts from an annuity.
401(k) Early Withdrawal Calculator
Computes penalties and taxes for early withdrawals.

Miscellaneous Financial Calculators

Currency Converter
Converts amounts between different currencies.
Inflation Calculator
Adjusts amounts for the effect of inflation.
Adjusts amounts for the effect of inflation.
Adjusts investment returns for inflation.
Income Splitting Calculator
Estimates tax savings from income splitting.
Cost of Living Calculator
Compares the cost of living in different cities or countries.
Savings Bond Calculator
Computes the current value of savings bonds.
College Savings Calculator
Helps estimate how much to save for college.
Frugal Living Calculator
Helps estimate potential savings through frugal practices.
Vacation Budget Calculator
Plans savings and spending for a vacation.
Wedding Budget Calculator
Helps couples estimate the cost of a wedding.

Basic Grade Calculators

Simple Percentage Grade Calculator
Calculates the percentage based on total points.
Weighted Grade Calculator
Accounts for different weights assigned to various assessments.
Cumulative GPA Calculator
Calculates cumulative GPA across multiple semesters.
Semester GPA Calculator
Calculates GPA for a single semester.
Final Grade Calculator
Determines what grade is needed on a final exam to achieve a target course grade.
Test Score Calculator
Calculates percentage scores based on correct answers.
Average Grade Calculator
Finds the average grade across multiple assignments or tests.
Grade Point Average (GPA) to Letter Grade Converter
Converts GPA to letter grades.
Letter Grade to GPA Converter
Converts letter grades to GPA.
Pass/Fail Grade Calculator
Determines pass/fail status based on set criteria.
Percentage to Letter Grade Calculator
Converts percentage scores to letter grades.
Grade Drop Calculator
Determines the impact of dropping a low score on the overall grade.
Quiz Grade Calculator
Calculates scores for multiple quizzes.
Assignment Grade Calculator
Computes grades based on individual assignment scores.
Class Rank Calculator
Determines a student’s rank within a class based on GPA.
Points-Based Grade Calculator
Calculates grades based on total points earned out of possible points.
Classroom Participation Grade Calculator
Computes grades for participation in class discussions.
Curve Grading Calculator
Adjusts grades according to a curve.
Extra Credit Grade Calculator
Determines the impact of extra credit on final grades.
Dropped Grades Calculator
Calculates the final grade after dropping the lowest scores.

High School Grade Calculators

High School GPA Calculator
Calculates GPA using high school grading scales.
Class Credits Calculator
Calculates GPA based on credits for high school courses.
Honor Roll Calculator
Determines if a student qualifies for the honor roll based on GPA.
AP Grade Calculator
Calculates weighted GPA with Advanced Placement (AP) courses.
High School Graduation Requirement Calculator
Tracks progress toward graduation.
SAT Score to GPA Converter
Estimates GPA based on SAT scores.
ACT Score to GPA Converter
Converts ACT scores to estimated GPA.
Extracurricular Activity Grade Calculator
Grades extracurricular participation.
Weighted Honors Class Grade Calculator
Adjusts GPA for honors classes.
Classwork and Homework Grade Calculator
Computes grades for homework and in-class assignments.
Final Exam Grade Calculator (High School)
Calculates the score needed on final exams to meet a grade goal.
AP Exam Score Impact Calculator
Estimates how AP scores affect GPA.

College Grade Calculators

College GPA Calculator
Calculates GPA based on college-level courses.
College Course Credit Calculator
Tracks credits and their impact on GPA.
Pass/No Pass College Grade Calculator
Determines if a course is passed under pass/no-pass grading.
Honors GPA Calculator
Adjusts GPA for honors courses in college.
Dean’s List Calculator
Determines if a student qualifies for the dean’s list.
Major GPA Calculator
Calculates GPA for courses within a student’s major.
Elective Grade Calculator
Tracks grades for elective courses.
Incomplete Grade Impact Calculator
Estimates the effect of incomplete grades on GPA.
Semester Grade Calculator
Tracks overall grades for each college semester.
Cumulative GPA with Repeated Courses Calculator
Accounts for repeated courses when calculating GPA.
Study Abroad Grade Converter
Converts international grades to the local grading system.
Grade Forgiveness Calculator
Calculates the impact of grade forgiveness policies.
Scholarship Eligibility Calculator
Estimates GPA requirements for scholarship eligibility.

Exam-Specific Grade Calculators

Midterm Exam Grade Calculator
Computes the grade needed on midterms to reach a course goal.
Final Exam Weighting Calculator
Determines the weighting of final exams on overall grades.
Multiple Choice Test Grade Calculator
Calculates scores for multiple-choice exams.
Essay Exam Grade Calculator
Computes scores for essay-based exams.
Open-Book Exam Grade Calculator
Estimates grades for open-book exams.
Online Test Grade Calculator
Tracks grades for online exams.
Standardized Test Grade Calculator
Calculates percentage or percentile scores for standardized tests.
Exam Curve Calculator
Adjusts exam grades using a grading curve.
Exam Retake Grade Calculator
Determines the impact of a retaken exam on the overall grade.
Practice Test Score Calculator
Computes scores for practice exams.
Oral Exam Grade Calculator
Grades oral presentations and exams.

Assignment and Project Grade Calculators

Essay Assignment Grade Calculator
Grades essays based on rubric criteria.
Research Paper Grade Calculator
Calculates grades for research papers.
Lab Report Grade Calculator
Computes grades for lab reports.
Group Project Grade Calculator
Calculates grades for group work.
Presentation Grade Calculator
Grades presentations based on specific criteria.
Creative Project Grade Calculator
Grades art or design projects.
Capstone Project Grade Calculator
Tracks progress and grades for capstone projects.
Attendance and Participation Grade Calculator
Calculates grades for attendance and class participation.
Homework Completion Calculator
Computes grades based on homework completion.

Specialized Grading Calculators

Rubric-Based Grade Calculator
Calculates grades based on specific rubric categories.
Competency-Based Grade Calculator
Grades based on demonstrated competencies.
Standards-Based Grade Calculator
Calculates grades based on academic standards.
Project-Based Learning Grade Calculator
Tracks progress in project-based learning
Proficiency-Based Grade Calculator
Computes grades based on proficiency levels.
Holistic Grading Calculator
Grades assignments or projects based on overall performance.
Effort-Based Grade Calculator
Grades students based on effort and participation.
Peer Review Grade Calculator
Calculates grades from peer reviews.
Self-Assessment Grade Calculator
Allows students to calculate their own performance grades.
Portfolio Assessment Grade Calculator
Grades student portfolios.

Advanced and Graduate-Level Grade Calculators

Thesis Grade Calculator
Computes grades for thesis work.
Dissertation Grade Calculator
Tracks dissertation grades for graduate students.
Graduate School GPA Calculator
Calculates GPA for graduate-level courses.
Publication Grade Calculator
Tracks academic publications and their impact on grades.
Graduate Comprehensive Exam Grade Calculator
Calculates grades for comprehensive exams.
Internship Evaluation Grade Calculator
Grades based on internship performance.
Fieldwork Grade Calculator
Calculates grades for fieldwork or practicum experiences.
Graduate Fellowship GPA Calculator
Tracks GPA requirements for fellowships.
Research Assistantship Grade Calculator
Grades based on research assistantship performance.

International Grading Systems Calculators

International GPA Calculator
Converts international grades to GPA.
International Percentage to Letter Grade Converter
Converts international percentages to letter grades.
UK Grade to GPA Converter
Converts UK grades to GPA.
European Credit Transfer System (ECTS) Calculator
Calculates grades using the ECTS system.
Australian Grade to GPA Converter
Converts Australian grades to GPA.
India Grade to GPA Converter
Converts Indian percentage grades to GPA.
China Grade to GPA Converter
Converts Chinese grades to GPA.
Middle Eastern Grading System to GPA Converter
Converts Middle Eastern grades to GPA.

Specialized School and Program Grade Calculators

Medical School GPA Calculator
Tracks grades and GPA in medical school.
Law School GPA Calculator
Tracks GPA for law school courses.
Nursing School GPA Calculator
Computes GPA for nursing students.
Engineering School GPA Calculator
Tracks grades and GPA in engineering programs.
Business School GPA Calculator
Calculates GPA in business school.
Vocational School Grade Calculator
Computes grades for vocational training programs.

Extra Credit and Bonus Calculators

Bonus Point Grade Calculator
Calculates the impact of bonus points on overall grades.
Extra Assignment Grade Calculator
Determines how an extra assignment affects the final grade.
Extra Credit Weighting Calculator
Computes how extra credit impacts weighted grades.

Attendance and Participation-Based Calculators

Class Attendance Grade Calculator
Grades students based on attendance.
Online Course Participation Grade Calculator
Tracks participation in online courses.
Group Work Participation Grade Calculator
Computes grades based on participation in group work.

Behavior and Effort-Based Calculators

Behavior Grade Calculator
Grades students based on classroom behavior.
Effort and Engagement Grade Calculator
Tracks effort and engagement in class activities.

Pumps and Flow

Pump Flow Rate Calculator
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Pump Power Calculator
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Pump Efficiency Calculator
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Pump Sizing for a Given Flow and Pressure
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Cavitation Risk Calculator
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Pump Curve Calculator
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Pump Speed Adjustment Calculator
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Pump Head Calculator
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Pump Work Calculator
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Pressure and Force

Pressure Drop Calculator (in pipes)
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System Pressure Loss Calculator
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Fluid Pressure Calculator
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Hydraulic Cylinder Force Calculator
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Pressure Multiplier Calculator
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Burst Pressure Calculator (for hoses)
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Pressure Transducer Sizing
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System Pressure Maintenance Calculator
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Gauge Pressure vs. Absolute Pressure Converter
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Max Allowable Working Pressure (MAWP) Calculator
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Valves

Valve Sizing Calculator
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Pressure Relief Valve Sizing
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Flow Coefficient (Cv) Calculator for Valves
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Directional Control Valve Sizing
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Check Valve Sizing
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Proportional Valve Settings Calculator
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Hydraulic Valve Pressure Drop Calculator
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Flow Control Valve Adjustment
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Needle Valve Sizing
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Flow Control Valve Adjustment
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Needle Valve Sizing
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Solenoid Valve Power Consumption
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Accumulators

Accumulator Sizing for Energy Storage
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Pre-charge Pressure of Accumulators
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Gas Volume Change in Accumulators
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Accumulator Response Time Calculator
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Accumulator Energy Output Calculator
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Accumulator Pressure Loss
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Heat Exchange in Accumulators
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Accumulator Life Expectancy
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Safety Margin for Accumulator Sizing
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Accumulator Flow Rate
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Cylinders

Hydraulic Cylinder Sizing
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Cylinder Extension and Retraction Time Calculator
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Cylinder Load vs. Pressure Calculator
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Cylinder Stroke Speed
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Cylinder Mounting Force Calculator
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Single-Acting Cylinder Efficiency
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Double-Acting Cylinder Force Calculator
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Cylinder Bore Sizing
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Cylinder Cushioning Effectiveness
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Fluid Properties

Fluid Viscosity Calculator
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Bulk Modulus of Fluids
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Hydraulic Fluid Density Calculation
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Thermal Expansion of Fluids
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Fluid Compressibility Factor
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Fluid Power Calculator (Power=Flow*Pressure)
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Fluid Volume Calculation in Reservoirs
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Fluid Temperature Rise from Pressure Drops
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Hydraulic Fluid Contamination Level Monitoring
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Fluid Type Comparison for Different Systems
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Hydraulic Motors

Hydraulic Motor Sizing
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Torque Output of Hydraulic Motors
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Hydraulic Motor Efficiency Calculator
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Motor Speed Calculation (from flow rate)
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Motor Power Output
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Displacement Per Revolution Calculation
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Motor Drive Load Calculations
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Hydraulic Motor Flow Consumption
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Motor Pressure Drop
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Energy Losses in Motors
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Pipes and Tubing

Pipe Sizing for Flow Rates
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Hydraulic Pipe Pressure Rating
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Pipe Length Effect on Pressure Drop
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Pipe Wall Thickness Calculator
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Bending Stress in Hydraulic Tubing
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Pipe Diameter Sizing Based on Flow Velocity
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Flow Rate Through an Orifice
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Velocity of Fluid in Pipes
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Hydraulic Hose Sizing
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Fluid Friction Losses in Pipes
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Heat and Cooling

Hydraulic System Heat Generation
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Heat Exchanger Sizing Calculator
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Cooling Requirements for Hydraulic Fluids
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System Temperature Rise Calculator
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Thermal Efficiency of Hydraulic Systems
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Oil Cooler Sizing
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Ambient Temperature Effect on Fluid Properties
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Hydraulic Fluid Cooling Rate
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Heat Loss in Accumulators
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Radiator Sizing for Hydraulic Systems
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Efficiency and Energy

Total Hydraulic System Efficiency
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Power Losses Due to Pressure Drops
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Hydraulic System Energy Recovery
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Hydraulic Circuit Efficiency
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Energy Losses in Pump Systems
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Power Requirement Calculator
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Flow Work in Hydraulic Systems
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Energy Storage Efficiency in Accumulators
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Electrical Power vs Hydraulic Power Conversion
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Hydraulic System Performance Over Time
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Miscellaneous

Hydraulic Power Pack Sizing
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Hydraulic Press Force Calculation
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Water Hammer Effect Calculation
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Leak Rate Estimation in Hydraulic Systems
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Pulsation Damping Calculation
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Actuator Force vs Pressure Calculation
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Hydrostatic Pressure in Fluid Columns
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Vane Pump Flow and Efficiency Calculator
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Open-loop vs Closed-loop Circuit Design Comparison
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Stability Margin of Hydraulic Systems
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Basic Logic Gates Calculators

AND Gate Calculator
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OR Gate Calculator
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NOT Gate Calculator
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NAND Gate Calculator
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XOR Gate Calculator
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XNOR Gate Calculator
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Half-Adder Circuit Calculator
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Full-Adder Circuit Calculator
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Half-Subtractor Circuit Calculator
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Full-Subtractor Circuit Calculator
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Truth Table Generators

Truth Table Generator for AND Gate
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Truth Table Generator for OR Gate
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Truth Table Generator for NOT Gate
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Truth Table Generator for NAND Gate
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Truth Table Generator for NOR Gate
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Truth Table Generator for XOR Gate
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Truth Table Generator for XNOR Gate
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Truth Table Generator for Custom Boolean Expressions
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Multi-Input Truth Table Generator (4+ Inputs)
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Simplified Boolean Expression Truth Table Generator
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Logic Gate Circuit Simplifiers

Boolean Expression Simplifier
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Karnaugh Map (K-map) Simplifier (2-Variable)
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Karnaugh Map Simplifier (3-Variable)
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Karnaugh Map Simplifier (4-Variable)
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Karnaugh Map Simplifier (5-Variable)
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Quine-McCluskey Algorithm Solver
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Sum of Products (SOP) Minimization Calculator
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Product of Sums (POS) Minimization Calculator
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De Morgan's Law Simplifier
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Boolean Expression Minimization using Consensus Theorem
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Combinational Logic Circuits

4-Bit Binary Adder Calculator
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8-Bit Binary Adder Calculator
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4-Bit Subtractor Circuit Calculator
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Multiplexer (MUX) Circuit Calculator
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2:1 Multiplexer Calculator
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4:1 Multiplexer Calculator
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8:1 Multiplexer Calculator
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1:2 Demultiplexer Calculator
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1:4 Demultiplexer Calculator
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1:8 Demultiplexer Calculator
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4-Bit Comparator Circuit Calculator
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Parity Generator and Checker Calculator
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Encoder Circuit Calculator
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4-to-2 Encoder Calculator
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8-to-3 Encoder Calculator
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Decoder Circuit Calculator
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2-to-4 Decoder Calculator
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3-to-8 Decoder Calculator
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Sequential Logic Circuits

SR Latch Calculator
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D Latch Calculator
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JK Flip-Flop Calculator
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D Flip-Flop Calculator
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T Flip-Flop Calculator
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Master-Slave Flip-Flop Calculator
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Edge-Triggered Flip-Flop Calculator
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Synchronous Counter Circuit Calculator
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Asynchronous Counter Circuit Calculator
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Binary Ripple Counter Calculator
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Ring Counter Circuit Calculator
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Johnson Counter Circuit Calculator
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Decade Counter Circuit Calculator
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Shift Register Circuit Calculator
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Parallel-in Parallel-out Shift Register Calculator
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Parallel-in Serial-out Shift Register Calculator
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Serial-in Serial-out Shift Register Calculator
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Timing and Clock Calculators

Clock Frequency Divider Calculator
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Pulse Width Modulation (PWM) Calculator for Logic Circuits
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Propagation Delay Calculator (NAND/AND/OR Gates)
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Setup and Hold Time Calculator for Flip-Flops
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Clock Skew Calculation
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Clock Jitter Analysis in Logic Circuits
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Metastability Analysis for Flip-Flops
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Critical Path Delay Calculator for Combinational Logic
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Race Condition Analysis in Sequential Circuits
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Timing Diagram Generator for Flip-Flop Circuits
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Timing Analysis of Synchronous Circuits
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Glitch Analysis in Logic Circuits
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Arithmetic Logic Circuits

Binary Multiplier Circuit Calculator
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4-Bit Binary Multiplier Calculator
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8-Bit Binary Multiplier Calculator
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Binary Divider Circuit Calculator
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BCD Adder Calculator
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BCD Subtractor Calculator
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Carry Look-Ahead Adder Circuit Calculator
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Carry-Save Adder Circuit Calculator
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Booth’s Algorithm for Binary Multiplication Calculator
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Wallace Tree Multiplier Circuit Calculator
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Logic Families and Power Analysis

Power Dissipation Calculator for CMOS Gates
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Power Dissipation Calculator for TTL Gates
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Static Power Consumption Calculator
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Dynamic Power Consumption Calculator
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Noise Margin Calculator for Logic Gates
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Fan-in/Fan-out Calculator for Logic Gates
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Voltage Transfer Characteristics Calculator (CMOS)
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Propagation Delay Calculator for CMOS Logic Gates
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Rise Time/Fall Time Calculator for Logic Gates
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Input Impedance and Output Impedance of Logic Gates
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Switching Speed of Logic Gates Calculator
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Programmable Logic Devices

Programmable Logic Array (PLA) Circuit Calculator
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Programmable Array Logic (PAL) Circuit Calculator
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Read-Only Memory (ROM) Circuit Calculator
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Field Programmable Gate Array (FPGA) Logic Design Calculator
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Logic Circuit to FPGA Mapping Calculator
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Logic Gate Implementation using ROM/PROM
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Combinational Logic Circuit Implementation using PAL
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Arithmetic Unit Design using FPGA
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Advanced Boolean Algebra and Logic

Boolean Algebra Solver for Multi-Level Logic Circuits
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XOR Logic Gate Design using NAND Gates
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XNOR Logic Gate Design using NOR Gates
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Majority Logic Gate Design Calculator
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Full Adder Implementation using Universal Gates (NAND/NOR)
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Universal Gate Conversion Calculator (AND, OR to NAND/NOR)
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Three-State Buffer Design Calculator
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Fault Detection in Combinational Logic Circuits
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Boolean Algebra Expression to Circuit Diagram Converter
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Redundancy Analysis in Logic Circuits
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Gate-Level Minimization using Boolean Algebra
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Error Detection and Correction Circuits

Hamming Code Generator for Error Correction
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Parity Bit Generator and Checker Circuit Calculator
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Cyclic Redundancy Check (CRC) Generator using Logic Gates
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Binary Error Detection Circuit Calculator
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Checksum Generator Circuit for Data Transmission
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SECDED (Single Error Correction, Double Error Detection) Calculator
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Reed-Solomon Code Generator using Logic Gates
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Logic Gate Simulations and Applications

Logic Circuit Simulator (Visual Representation of Logic Operations)
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Logic Gate Circuit for Traffic Light Controller
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Logic Gate Circuit for Elevator Controller
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Logic Gate Circuit for Simple Arithmetic Calculator
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Logic Gate Circuit for Digital Watch
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Logic Gate Circuit for Security System
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Logic Gate Circuit for 7-Segment Display Decoder
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Logic Gate Circuit for Coin Vending Machine
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Logic Circuit for Priority Encoder in Digital Systems
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Logic Circuit for Digital Lock System
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Combinational Circuit Design Challenges

Design a 3-Bit Binary Adder using Only NAND Gates
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Design a 4-Bit Binary Subtractor using Only NOR Gates
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Design a 4:1 Multiplexer using NAND and NOR Gates
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Design a 2-to-4 Decoder using Only AND Gates
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Design a 4-Bit Comparator using XOR and AND Gates
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Implement a 2-Bit Full Adder using AND, OR, and XOR Gates
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Design a Binary to Gray Code Converter using Logic Gates
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Design a Parity Generator Circuit using XOR Gates
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Sequential Circuit Design Challenges

Design a 4-Bit Binary Counter using JK Flip-Flops
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Design a Ring Counter using D Flip-Flopsh
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Design a Johnson Counter using JK Flip-Flops
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Design a Synchronous 4-Bit Counter using D Flip-Flops
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Design a T Flip-Flop using SR Flip-Flops
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Design a Simple Shift Register using D Flip-Flops
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Basic Arithmetic Calculators

Addition Calculator
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Subtraction Calculator
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Multiplication Calculator
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Division Calculator
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Percentage Calculator
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Average (Mean) Calculator
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Median Calculator
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Mode Calculator
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Exponentiation Calculator (Powers)
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Square Root Calculator
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Sum of N Numbers Calculator
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Factorial Calculator
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Exponentiation Calculator
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Order of Operations (PEMDAS) Calculator
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Algebra Calculators

Linear Equation Solver
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Quadratic Equation Solver
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Polynomial Equation Solver
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System of Equations Solver
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Factorization Calculator
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Simplifying Algebraic Expressions Calculator
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Inequality Solver
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Absolute Value Equation Solver
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Rational Expression Simplifier
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Radical Expression Simplifier
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Number Theory Calculators

Prime Number Checker
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Prime Factorization Calculator
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Greatest Common Divisor (GCD) Calculator
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Least Common Multiple (LCM) Calculator
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Modulo Calculator
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Divisibility Test Calculator
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Perfect Number Calculator
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Fibonacci Sequence Calculator
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Arithmetic Sequence Calculator
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Geometric Sequence Calculator
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Geometry Calculators

Area of a Circle Calculator
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Area of a Triangle Calculator
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Area of a Rectangle Calculator
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Area of a Trapezoid Calculator
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Area of a Parallelogram Calculator
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Perimeter Calculator for Regular Shapes
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Volume of a Sphere Calculator
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Volume of a Cylinder Calculator
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Volume of a Cone Calculator
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Volume of a Rectangular Prism Calculator
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Pythagorean Theorem Calculator
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Distance Between Two Points Calculator
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Midpoint Calculator
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Slope Calculator
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Circle Equation Calculator
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Ellipse Equation Calculator
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Surface Area Calculator for 3D Shapes
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Angle Bisector Calculator
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Centroid of a Triangle Calculator
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Diagonal of a Polygon Calculator
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About the Author

Sine Calculator
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Make a PNG Transparent
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Cosine Calculator
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Tangent Calculator
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Cotangent Calculator
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Secant Calculator
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Cosecant Calculator
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Inverse Trigonometric Function Calculator
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Law of Sines Calculator
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Law of Cosines Calculator
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Trigonometric Identity Simplifier
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Unit Circle Calculator
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Radian to Degree Converter
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Degree to Radian Converter
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Pythagorean Identity Calculator
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Make a PNG Transparent
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Trigonometric Angle Sum and Difference Calculator
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Double Angle Identity Calculator
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Half Angle Identity Calculator
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Angle of Elevation Calculator
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Angle of Depression Calculator
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Right Triangle Solver
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Calculus Calculators

Derivative Calculator
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Partial Derivative Calculator
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Second Derivative Calculator
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Integral Calculator
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Definite Integral Calculator
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Indefinite Integral Calculator
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Limits Calculator
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Continuity Calculator
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Maxima and Minima Calculator
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Chain Rule Calculator
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Product Rule Calculator
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Quotient Rule Calculator
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Area Under the Curve Calculator
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Volume of Revolution (Disk Method) Calculator
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Volume of Revolution (Shell Method) Calculator
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Parametric Derivative Calculator
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Gradient Calculator
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Divergence Calculator
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Curl of a Vector Field Calculator
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Euler’s Method Calculator
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Linear Algebra Calculators

Make a PNG Transparent
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Matrix Addition Calculator
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Matrix Subtraction Calculator
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Matrix Multiplication Calculator
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Matrix Transpose Calculator
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Determinant of a Matrix Calculator
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Inverse of a Matrix Calculator
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Rank of a Matrix Calculator
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Eigenvalue and Eigenvector Calculator
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Gaussian Elimination Calculator
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Dot Product Calculator
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Cross Product Calculator
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Cramer's Rule Calculator
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Vector Magnitude Calculator
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Vector Addition and Subtraction Calculator
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Scalar Projection Calculator
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Statistics Calculators

Probability Calculator
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Standard Deviation Calculator
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Variance Calculator
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Z-Score Calculator
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T-Score Calculator
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Binomial Distribution Calculator
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Normal Distribution Calculator
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Poisson Distribution Calculator
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Hypothesis Testing Calculator
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Confidence Interval Calculator
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Correlation Coefficient Calculator
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Regression Analysis Calculator
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Permutations Calculator
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Combinations Calculator
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Chi-Square Test Calculator
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Make a PNG Transparent
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Probability Calculators

Probability of Two Events Calculator
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Conditional Probability Calculator
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Bayes' Theorem Calculator
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Expected Value Calculator
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Probability Tree Diagram Solver
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Coin Toss Probability Calculator
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Dice Roll Probability Calculator
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Card Probability Calculator
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Monty Hall Problem Solver
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Birthday Paradox Calculator
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Set Theory Calculators

Union of Sets Calculator
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Intersection of Sets Calculator
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Set Difference Calculator
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Complement of a Set Calculator
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Power Set Calculator
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Venn Diagram Solver
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Cartesian Product Calculator
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Subset Calculator
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Cardinality of a Set Calculator
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Complex Number Calculators

Complex Number Addition Calculator
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Complex Number Subtraction Calculator
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Complex Number Multiplication Calculator
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Complex Number Division Calculator
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Magnitude of a Complex Number Calculator
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Polar to Rectangular Form Converter
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Rectangular to Polar Form Converter
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Complex Conjugate Calculator
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Argument of a Complex Number Calculator
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Complex Exponential Calculator
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Logarithms and Exponentials Calculators

Logarithm Calculator (Base 10, Base e, etc.)
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Natural Logarithm (ln) Calculator
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Exponential Growth and Decay Calculator
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Logarithmic Equation Solver
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Exponential Equation Solver
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Logarithmic Property Simplifier
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Exponent Property Simplifier
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Compound Interest Calculator
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Doubling Time Calculator (for exponential growth)
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Half-Life Calculator (for exponential decay)
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Financial Math Calculators

Simple Interest Calculator
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Compound Interest Calculator
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Loan Payment Calculator
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Mortgage Calculator
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Future Value Calculator
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Present Value Calculator
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Annuity Calculator
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Net Present Value (NPV) Calculator
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Internal Rate of Return (IRR) Calculator
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Amortization Calculator
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Miscellaneous Math Calculators

Scientific Notation Converter
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Significant Figures Calculator
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Rounding Calculator
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Fraction to Decimal Converter
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Decimal to Fraction Converter
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Ratio Calculator
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Proportion Calculator
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Unit Conversion Calculator (Length, Mass, Time, etc.)
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Speed, Distance, and Time Calculator
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BMI (Body Mass Index) Calculator
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Probability Density Function (PDF) Calculator
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Cumulative Distribution Function (CDF) Calculator
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Lagrange Multiplier Calculator
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Arc Length Calculator
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Gradient Descent Calculator
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Function Composition Calculator
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Discrete Mathematics

Truth Table Generator (Logic Gates)
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Boolean Algebra Simplifier
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Karnaugh Map Solver
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Recurrence Relation Solver
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Graph Adjacency Matrix Calculator
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Graph Degree Calculator
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Hamiltonian Path Solver
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Eulerian Path Solver
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Binary to Decimal Converter
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Gray Code Converter
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Differential Equations

First Order Differential Equation Solver
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Second Order Differential Equation Solver
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Laplace Transform Calculator
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Fourier Series Calculator
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Fourier Transform Calculator
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Homogeneous vs Non-Homogeneous Solver
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Exact Differential Equation Solver
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Boundary Value Problem Solver
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Initial Value Problem Solver
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System of Differential Equations Solver
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Discrete Mathematics

Truth Table Generator (Logic Gates)
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Boolean Algebra Simplifier
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Karnaugh Map Solver
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Recurrence Relation Solver
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Graph Adjacency Matrix Calculator
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Graph Degree Calculator
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Hamiltonian Path Solver
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Eulerian Path Solver
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Binary to Decimal Converter
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Gray Code Converter
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Physics

Kinematic Equations Calculator (Distance, Speed, Time)
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Projectile Motion Calculator
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Force, Mass, and Acceleration Calculator (Newton’s 2nd Law)
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Work and Energy Calculator
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Gravitational Force Calculator
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Electric Field Calculator
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Momentum Calculator
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Power and Energy Calculator
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Torque Calculator
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Pressure Calculator
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Chemistry

Molarity Calculator
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Stoichiometry Calculator
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Gas Law Calculator (Ideal, Boyle’s Law, etc.)
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pH and pOH Calculator
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Equilibrium Constant (Kc, Kp) Calculator
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Reaction Rate Calculator
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Limiting Reactant Calculator
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Percent Yield Calculator
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Concentration Dilution Calculator
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Heat of Reaction Calculator
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