PHYSICS CALCULATOR

Ohm’s Law Calculator

Find voltage, current, or resistance from the other two values.

iMethod
Ohm’s law: voltage = current × resistance. Use safe, consistent electrical units.

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How to use the ohm’s law calculator

Find voltage, current, or resistance from the other two values. Enter the values in the fields above, choose any options that apply, and select Calculate to see your result. The result is a calculation based on the values you provide; check the method and units before using it in a real-world decision.

Calculation method

Ohm’s law: voltage = current × resistance. Use safe, consistent electrical units.

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