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JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

A sphere rolls on a horizontal plane without slipping with speed . Now if it rolls up vertically (maintaining the rolling condition throughout), the maximum height it would attain is

Answer: (C)

Solution

With rolling maintained throughout, both translational and rotational speed drop to zero simultaneously at the maximum height, so

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Question ID VK-159097