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One quarter sector is cut from a uniform disc of radius R. This sector has mass M. It is made to rotate about a line perpendicular to its plane and passing through the centerof the original disc. Its moment of inertia about the axis of rotation is
One quarter sector is cut from a uniform disc of radius R. This sector has mass M. It is made to rotate about a line perpendicular to its plane and passing through the centerof the original disc. Its moment of inertia about the axis of rotation is
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Solution
The correct option is A
Expression for moment of inertia remains same when cut.
Expression for moment of inertia remains same when cut.
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