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JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

A sphere of mass and radius rolls on a horizontal plane without slipping with the speed . Now if it rolls up (while continuing to roll without slipping) vertically, the maximum height to which it would rise is

Answer: (C)

Solution

Rolling throughout, translation and spin both vanish together at the top, so

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Question ID VK-159098