MHT CET Physics question

Which of the following has the highest moment of inertia when each of them has the same mass and the same radius?

(A)A hollow sphere about one of its diameter
(B)A solid sphere about one of its diameter
(C)A disc about its axis perpendicular to the plane of the disc and passing through the centre of mass
(D)A ring about its axis perpendicular to the plane and passing through the centre of massCorrect

Answer: (D)

Solution

The values are (hollow sphere), (solid sphere),

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Question ID VK-040331