Use this calculator to determine the power in watt, kilowatt, megawatt, volt-ampere, kilovolt-ampere or electrical horsepower units in a direct current (DC) electrical circuit with a specified voltage and resistance

# Electrical & Electromagnetic Calculators

Web tools for electrical and electromagnetic based calculations

## Voltage & Power to DC Electrical Resistance Calculator

Use this calculator to determine the resistance in ohm, kiloohm or megaohm units of a direct current (DC) electrical circuit with a specified voltage and power

## Power & Electrical Resistance to DC Voltage Calculator

Use this calculator to determine the voltage in microvolt, millivolt, volt or kilovolt units, generated by a direct current (DC) electrical circuit for a specified power and resistance

## Power & Electrical Resistance to DC Current Calculator

Use this calculator to determine the current in microamp, milliamp or ampere units, generated by a direct current (DC) electrical circuit for a specified power and resistance

## Power & Current to DC Electrical Resistance Calculator

Use this calculator to determine the resistance in ohm, kiloohm or megaohm units of a direct current (DC) electrical circuit with a specified power and current

## Current & Electrical Resistance to DC Power Calculator

Use this calculator to determine the power in watt, kilowatt, megawatt, volt-ampere, kilovolt-ampere or electrical horsepower units in a direct current (DC) electrical circuit with a specified current and resistance.

## Voltage & Current to DC Electrical Resistance Calculator

Use this calculator to determine the electrical resistance in ohm, kiloohm, or megaohm units of a direct current (DC) electrical circuit with a specified voltage and current.

## Current & Electrical Resistance to DC Voltage Calculator

Use this calculator to determine the voltage in microvolt, millivolt, volt or kilovolt units in a direct current (DC) electrical circuit with a specified current and resistance.

## Voltage & Electrical Resistance to DC Current Calculator

Use this calculator to determine the current in microamp, milliamp or amp units in a direct current (DC) electrical circuit with a specified voltage and resistance

## Power & Voltage to DC Current Calculator

Use this calculator to determine the current in microamp, milliamp or ampere units, generated by a direct current (DC) electrical circuit for a specified power and voltage

## Power & Current to DC Voltage Calculator

Use this calculator to determine the voltage in microvolt, millivolt or volt units, applied to a direct current (DC) electrical circuit with a specified power and current

## Voltage & Current to DC Power Calculator

Use this calculator to determine the power in watts, kilowatt, megawatt, volt-ampere, kilovolt-ampere or electrical horsepower units generated by a direct current (DC) electrical circuit for a specified voltage and current

## Time Delay to Distance Calculator for Electromagnetic Waves in a Vacuum

Calculate how far away the receiver is from an electromagnetic wave emission source, by entering the time it takes it to travel in a vacuum between the two locations.

## Distance to Time Delay Calculator for Electromagnetic Waves in a Vacuum

Calculate the time it takes for an electromagnetic wave to travel in a vacuum by entering the distance to the emission source.

## Photon Energy to Wavelength Calculator for Electromagnetic Waves in a Vacuum

Calculate the wavelength of an electromagnetic wave in a vacuum by entering a value for the corresponding energy per photon for the em wave.

## Wavelength to Photon Energy Calculator for Electromagnetic Waves in a Vacuum

Calculate the energy per photon of an electromagnetic wave by entering a value for the corresponding wavelength.

## Frequency to Photon Energy Calculator for Electromagnetic Waves

Calculate the energy per photon of an electromagnetic wave in by entering a value for the corresponding em waveÂ frequency.

## Photon Energy to Frequency Calculator for Electromagnetic Waves

Calculate the frequency of an electromagnetic wave by entering a value for the corresponding energy per photon for the em wave.

## Frequency to Wavelength Calculator for Electromagnetic Waves in a Vacuum

Calculate the wavelength of an electromagnetic wave in a vacuum by entering a value for the corresponding frequency.

## Wavelength to Frequency Calculator for Electromagnetic Waves in a Vacuum

Calculate the frequency of an electromagnetic wave in a vacuum by entering a value for the corresponding wavelength.

## Total Distance & Electric Vehicle Consumption to Estimated Total Battery Energy Usage Calculator

This battery energy usage calculator will take the total distance you want to travel and the consumption for the battery powered electric vehicle (EV, BEV) to be used, and estimate the battery energy required to complete the journey.

## Battery Energy & Electric Vehicle Consumption to Distance Range Calculator

This distance range calculator will take the total amount of battery energy available and the consumption for the battery powered electric vehicle (EV, BEV) to be used, and will estimate how far it will be possible to travel.

## Battery Energy Used & Distance Travelled to Electric Vehicle Consumption Calculator

This electric vehicle consumption calculator will take the battery electrical energy consumed and the distance travelled by a battery powered electric vehicle (EV, BEV), and determine the average fuel consumption performance for that journey.

## Total Distance & Electric Vehicle Economy to Estimated Total Battery Energy Usage Calculator

This battery energy usage calculator will take the total distance you want to travel and the economy for the battery powered electric vehicle (EV, BEV) to be used, and estimate the battery energy required to complete the journey.

## Battery Energy & Electric Vehicle Economy to Distance Range Calculator

This distance range calculator will take the total amount of battery energy available and the economy for the battery powered electric vehicle (EV, BEV) to be used, and will estimate how far it will be possible to travel.

## Distance Travelled & Battery Energy Used to Electric Vehicle Economy Calculator

This fuel economy calculator will take the distance travelled and the battery electrical energy consumed by a battery powered electric vehicle (EV), and determine the average fuel economy performance for that journey.