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.

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