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Question

Physics Question on Modern Physics

A ball is dropped from a height ℎ to the ground. If the coefficient of restitution is 𝑒, the time required for the ball to stop bouncing is proportional to:

A

2+e1−e\frac{2+e}{1-e}

B

1+e1−e\frac{1+e}{1-e}

C

1−e1+e\frac{1-e}{1+e}

D

2−e1+e\frac{2-e}{1+e}

Answer

1+e1−e\frac{1+e}{1-e}

Explanation

Solution

The correct option is (B): 1+e1−e\frac{1+e}{1-e}