Centripetal Acceleration (a_c = v²/r = ω²r)
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a_c = v²/r = ω²r
What each symbol means
| Symbol | What it stands for |
|---|---|
| r | Radius |
| v | Speed |
| ω | Angular speed |
| a_c | Centripetal acceleration (m/s²) |
When to use this
Uniform circular motion; acceleration toward center.