Two rings have their M.I. in the ratio 2:1. If their diameters are in the ratio of 2:1, then the ratio of their masses will be

Two rings have their moments of inertia in ratio 2 : 1 and their diameters are in the ratio 2 : 1. The ratio of their masses is

Two rings have their moemnts of inertia in the ratio of 4:1 and their diameters are in the ratio of 4:1. Find the ratio of their masses.

If the masses of two uniform discs are in the ratio 1: 2 and their diameters are in the ratio 2 : 1, then the ratio of their moments of inertia about the axes passing through their respective centres and perpendicular to their planes will be

The ratio of kinetic energies of two spheres rolling with equal centre of mass velocities is 2 : 1. If their radii are in the ratio 2 : 1, then the ratio of their masses will be

Two wires made of same material have their electrical resistances in the ratio 1:4 if their lengths are in the ratio 1:2 , the ratio of their masses is