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Circular Motion Calculator
Centripetal acceleration, force and period for an object moving in a circle at constant speed.
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Centripetal acceleration, force and period for an object moving in a circle at constant speed.
Circular Motion Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: a = v^2 / r; T = 2 pi r / v.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Circular Quick Guide
Typical values for reference.
| Mass kg | Speed m/s | Radius m | Acceleration |
|---|---|---|---|
| 1200 | 10 | 60 | 1.667 m/s2 |
| 1200 | 20 | 60 | 6.667 m/s2 |
| 1200 | 30 | 60 | 15.000 m/s2 |
| 1200 | 40 | 60 | 26.667 m/s2 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Circular Motion Calculator FAQ
Answers to common questions about this calculator.
Friction, tension, gravity or another real force.
Required force quadruples.
a = v^2 / r; T = 2 pi r / v.
It is an estimate based on the inputs you enter. Check real quotes, labels or official guidance for important decisions.