Questions
A square ABCD is fabricated by four indentical thin rods each of mass m and length l. Then moment of inertia of the square about an axis passing through its centre O and perpendicular to its plane is
detailed solution
Correct option is D
I0=4[112ml2+m(l2)2]=4×13ml2=43ml2Talk to our academic expert!
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Two discs have mass ratio 1 : 2 and diameter ratio 2 : 1, then find the ratio of their moments of inertia.
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