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A ping-pong ball strikes a wall with a v...

A ping-pong ball strikes a wall with a velocity of `10 ms^(-1)`. If the collision is perfectly elastic, find the velocity if ball after impact

A

`-20 ms^(-1)`

B

`-5 ms^(-1)`

C

`10 ms^(-1)`

D

`-10 ms^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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