Questions
Two uniform, thin identical rods each of mass M and length I are joined together to form a cross. What
will be the moment of inertia of the cross about an axis passing through the point at which the two rods
are joined and perpendicular to the plane of the cross?
detailed solution
Correct option is B
Moment of intertia, I=4M2(l/2)23=Ml26Talk to our academic expert!
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A rectangular loop has mass M and sides a and b. An axis passes tlrrough the centre C of the loop and is parallel to side a (lie in the plane of the loop). Then the radius of gyration of the loop, for the axis is
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