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HardPhysicsmoment of inertia
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Four solid spheres each of diameter √5 cm and mass 0.5 kg are placed with their centres at the corners of a square of side 4 cm. The moment of inertia of the system about the diagonal of the square is N × 10⁻⁴ kg m², then N is:
A
5
B
7
C
9
D
11
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