MHT CET Physics question
Two rings of same radius () and mass () are placed such that their centres are at a common point and their planes are perpendicular to each other. The moment of inertia of the system about an axis passing through the centre and perpendicular to plane of one of the ring is
Answer: (C)
Solution
The first ring gives about its own axis; the axis lies along a diameter of the second ring, giving
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