26. Four spheres, each of mass and radius are situated at the four corners of square of side . The moment of inertia of the system about an axis perpendicular to the plane of square and passing through its centre will be (a) (5/2)M (4r2 +5R2) (b) (2/5)M (4r2+5R2) (c) (2/5)M (4r2 +5r2) (d) (5/2)M (4r2 +5r2) Ans. b (20) Read More
