Ohm's Law Calculator

Calculate voltage, intensity or resistance. V = I × R. For electronics and electricity. Free.

Voltage (V): Resistance (Ω):

About Ohm's Law Calculator

Calculate voltage, intensity or resistance. V = I × R. For electronics and electricity. Free. Ohm's Law Calculator is a free tool from the Electronics category of RoviDev. Apply standard electronics formulas to give you a reliable result in your circuit projects and calculations.

How to use Ohm's Law Calculator

  1. Open Ohm's Law Calculator in RoviDev (you don't need to install anything or register).
  2. Enter the required data in the tool form.
  3. Press the button and see the result instantly on the screen.

Frequently asked questions

What is Ohm's Law Calculator used for?

Calculate voltage, intensity or resistance. V = I × R. For electronics and electricity. Free. You just have to enter the data and you get the result instantly, without leaving the page.

Is Ohm's Law Calculator free?

Yes. Ohm's Law Calculator is 100% free and requires no registration. The service is maintained thanks to advertising.

Are the data I enter saved?

No. The calculation is done in your browser; We do not send or store your data on any server.

Can I use it from my mobile?

Yes. The tool is responsive and works on mobile, tablet and computer from any browser.

Do you apply standard formulas?

Yes. It uses standard electronics formulas to give you a reliable result.

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