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Centripetal Acceleration Calculator

Calculate the centripetal acceleration of an object in circular motion from its speed and the radius of its path using a = v²/r.

Centripetal acceleration
20m/s²
In g-forces
2.039 g

Formula: a = v² / r

About Centripetal Acceleration Calculator

Centripetal Acceleration Calculator is a free online calculator that gives you an instant, accurate result as you type. Calculate the centripetal acceleration of an object in circular motion from its speed and the radius of its path using a = v²/r.

The calculation uses the standard formula a = v² / r and updates live with every change to the inputs. Everything runs client-side in your browser — fast, private, and free to use as often as you like.

Frequently Asked Questions

Is Centripetal Acceleration Calculator free to use?

Yes. Centripetal Acceleration Calculator is completely free, with no sign-up, no downloads, and no usage limits. You can use it as many times as you like on any device with a web browser.

How accurate is this calculator?

The calculator applies the standard formula (a = v² / r) with full floating-point precision and rounds only the displayed result. For most practical purposes the results are exact.