Compute displacement s = (v² − v₀²)/(2a) from final velocity, initial velocity and acceleration without needing time.
输入末速度 v、初速度 v₀、加速度 a,求位移。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| v-x relation | Δx = (v+v0)t/2 | Halliday-Resnick |
| Applicability | Constant a only | Halliday-Resnick |
| Graphical meaning | Area under v-t | Halliday-Resnick |