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MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

Let 'M' be the mass and 'L' be the length of a thin uniform rod. In first case, axis of rotation is passing through centre and perpendicular to the length of the rod. In second case axis of rotation is passing through one end and perpendicular to the length of the rod. The ratio of radius of gyration in first case to second case is [MHT-CET 2023, MHT-CET 2023]

Answer: (B)

Solution

and , so

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Question ID VK-040839