Question

what is the moment of inertia of a solid sphere of density d and radius r??

Answer 1

The moment of inertia for a solid sphere is always \[I=mr^2\]

m = d/V where V = \[4/3\Pi*r^3\]

then you can see that the moment of inertia is \[3d/(4*\pi*r)\]

Answer 2

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