Tool
Ohm's Law Calculator
Solve for voltage, current, resistance, or power given any two known values.
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Inputs
Enter any two values; the rest are calculated.
Leave a field blank to solve for it.
Results
- Voltage (V)
- 12 V
- Current (I)
- 2 A
- Resistance (R)
- 6 Ω
- Power (P)
- 24 W
Formulas
- V = I × R
- P = V × I