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A body if fired from point P and strikes...

A body if fired from point P and strikes at Q inside a smooth circular wall as shown in the figure. It rebounds to poing S (diametrically oppositee to P), then

A

the coefficient of restitution is `1/2`

B

the coefficient of restitution is 1

C

kinetic enrergy is conserved in this collision

D

kinetic energy is not conserved in this collision

Text Solution

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The correct Answer is:
B,D
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