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MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

A ball released from a certain height strikes the ground after 2 second. After bouncing from the ground it rises to a highest point in 1 second. The coefficient of restitution is [MHTCET 2023]

Answer: (D)

Solution

Speed on striking and speed on leaving (time to rise to the top), so $e =

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Question ID VK-062524