Mixed Vectors & CalculusMediumQuestion 5155
Question
If a ball is thrown horizontally with speed u from height h, the time to reach ground is:
- A√(h/g)
- B√(2h/g)Correct
- C2h/g
- Dh/g
Correct answer
√(2h/g)
Explanation
Vertical motion: h = (1/2)gt². So t = √(2h/g).