V=12 · I=2 · R=6 · P=24
This runs in your browser. Nothing is uploaded.
About Ohm's law calculator
Solve Ohm’s law for V, I, R, or P given any two.
Uses V=IR and P=VI. Enter two knowns.
How to use Ohm's law calculator
- 1Fill any two fields.
- 2Read the derived values.
Common questions
AC circuits?
DC Ohm’s law only.
Related tools
Why this one doesn't upload your file
There is no server to upload to. This page is a static file, and the work happens in your browser using the same graphics and WebAssembly code that renders every other site you visit. Your file is read from disk into memory, processed, and handed back as a download. Once the page has loaded you can disconnect from the network entirely and it keeps working. The longer explanation