(Go to the bottom to take part in the ohm's law Top 10 mcq quiz)

The three main parameters are Voltage (V) , Current(I) and Resistance (R). And the relation between them is

**V=I*R.**

**Here in this calculator you can additionally calculate the 4'th most important parameter of any circuit, that is power (P).**

DC Ω - Ohm's Law Calculator Voltage (V)Volts (V)Resistance (R)Ohms (Ω)Current (I)Amps (A)Power (P)Watts (W)ResetHelpCalc © Copyright Czigler Ferenc All Rights Reserved. How to use Enter any two variables in the fields.Click Calc button. How to calc Ohm's law: Wikipedia pageElectric power: Wikipedia page

Statement of ohms law : "The ratio of potential difference (V) between any two points on a conductor to the current (I) flowing between them is constan…