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6.6.1A 1.0 kg ball drops vertically into a floor from aheight of 25cm. It rebounds to a height of 4cm.The coefficient of restitution for the collision is-(A) 0.16 B0.32 (0)0.40 (D) 0.56The time period of a particle undergoing S.H.M. is 167.7 |
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