Question

Four identical solid spheres each of mass m and radius r are fixed at four corners of a light square frame of side length 4r such that centres of spheres coincide with corners of square. The moment of inertia of 4 spheres about an axis perpendicular to the plane of frame and passing through its centre is

Answer 1

Answer:

$\frac{168MR^2}{5}$

Step-by-step explanation: