MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

The moment of inertia of a thin uniform rod about perpendicular axis passing through one of its ends is I. Now the rod is bent in a ring and its moment of inertia about diameter is 'I', then I: I is [MHT-CET 2016, MHT-CET 2016]

Answer: (D)

Solution

For the rod ; bending it into a ring gives and the moment of inertia about a diameter

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Question ID VK-041088