Compute tangential linear velocity v = ω·r from angular velocity and radius.
输入角速度 ω 与半径 r,求切向速度。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Tangential velocity | v = ωr | Halliday-Resnick |
| Centripetal acceleration | a_c = v²/r | Newton 1687 |
| Direction | Tangent direction | Halliday-Resnick |