Ohm's Law
Calculate voltage, current, or resistance
Input Parameters
Valid
Voltage
0.00 V
Formula
V = I × R
Fill in the values on the left and click Calculate to see your result.
Formula
V = I × R
Voltage equals current multiplied by resistance.
Assumptions
- Linear resistance
- DC circuit
Step 1: Apply Ohm's Law
V = 2 A × 5 Ω = 10 V
Frequently Asked Questions
What is Ohm's Law?
A fundamental law in electrical circuits relating voltage, current, and resistance.