How to use Ohm's Law Calculator
- Select 2 Knowns: Voltage, Current, Resistance, or Power.
- Input: Enter the values you measured.
- Solve: Find the missing electrical variables.
About Ohm's Law Calculator
The Ohm's Law Calculator is the foundation of electronics. It relates Voltage (V), Current (I), and Resistance (R) via the formula V = IR.
Use it to troubleshoot circuits, size resistors, or determine power consumption.