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MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

A hollow sphere rolls down from the top of inclined plane. Its velocity on reaching the bottom of plane is . When the same sphere slides down from the top of the plane, its velocity on reaching the bottom is . The ratio is [Take M. I. of hollow sphere ] [MHT-CET 2021, MHT-CET 2021]

Answer: (A)

Solution

Rolling: ; sliding: , so ;

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Question ID VK-040946