Ohm's Law Calculator
Calculate missing voltage, current, or resistance from any two known values.
Ohm's Law Inputs
Results
Run a calculation to view results.
Example Values
- 24V with 6 ohms -> 4A
- 5A with 2 ohms -> 10V
Formula and Notes
Ohm's law: V = I x R, I = V / R, R = V / I
Enter any two fields and leave one blank.
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Diesel Toolkit provides estimated calculations only and does not replace OEM service information, engineering specs, or manufacturer procedures.