Ohm's Law Calculator - Calculate Resistance

This Ohm's Law Calculator will calculate Resistance based on the given value, calculations are based on the ohms law Pie equations. Give the required value and click on solve button to output the Resistance (R) value, click on reset button to clear all the box content.

Note:

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Ohm's Law Pie Equation
Ohm's Law - Calculate Resistance (R)
R = P / I 2
Power
watts
Current
Amps
Resistance
Ohms

R = V / I
Voltage
Volts
Current
Amps
Resistance
Ohm's

R = V 2 / P
Voltage
Volts
Power
Watts
Resistance
Ohms