Question
Question: A ball is dropped from a height h on a floor of coefficient of restitution e. The total distance cov...
A ball is dropped from a height h on a floor of coefficient of restitution e. The total distance covered by the just before second hit is :
A
h(1 – 2e2)
B
h(1 + 2e2)
C
h(1 + e2)
D
he2
Answer
h(1 + 2e2)
Explanation
Solution
Total distance covered by the ball just before second hit = h + 2 e2 h
= h(1 + 2 e2)