Compute total flight time of an oblique projectile returning to the same level using t = 2v·sinθ/g.
回到同一水平面的总飞行时间。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Time of flight | T = 2v0 sinθ/g | Halliday-Resnick |
| Range relation | R = v0²sin2θ/g | Halliday-Resnick |
| Optimal angle | 45° optimum | Halliday-Resnick |