Ohm's Law Formula
Ohm's Law relates voltage, current, and resistance in a circuit. Knowing any two values lets you calculate the third.
Formula
V = I × R
- V
- Voltage, in volts
- I
- Current, in amps
- R
- Resistance, in ohms
Ohm's Law relates voltage, current, and resistance in a circuit. Knowing any two values lets you calculate the third.
V = I × R