Work Energy And Power Question 101
Question: A ball is dropped from a height h. If the coefficient of restitution be e, then to what height will it rise after jumping twice from the ground [RPMT 1996; Pb. PET 2001]
Options:
A) eh/2
B) 2eh
C) eh
D) $ e^{4}h $
Show Answer
Answer:
Correct Answer: D
Solution:
$ h _{n}=he^{2n} $ , if n = 2 then $ h _{n}=he^{4} $
