Questions
Four spheres each having mass m and radius r are placed with their centres on the four corners of a square of side a. Then the moment of inertia of the system about an axis along one of the sides of the square is
detailed solution
Correct option is C
IAB = I1AB+I2AB+I3AB+I4AB = 25mr2+25mr2(25mr2+ma2)+(25mr2+ma2) = 85mr2+2ma2Talk to our academic expert!
Similar Questions
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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