Two discs A and B have same mass and same thickness but A is made of aluminium and B is made of lead. Which has larger moment of inertia about the central axis?

Two discs have same mass and thickness. Their materials are of densities rho_(1) and rho_(2) . The ratio of their moment of inertia about central axis will be

Two discs have same mass and thickness. Their materials are of densities rho_(1) and rho_(2) . The ratio of their moment of inertia about central axis will be

A circular ring and a disc have same mass and radius. Which has larger moment of inertia?

Two discs of same mass and same thickness have densities as 17 g//cm^(3) and 51 g//cm^(3) . The ratio of their moment of inertia about their central axes is

Two discs of same mass and same thickness have densities as 17 g//cm^(3) and 51 g//cm^(3) . The ratio of their moment of inertia about their central axes is

You are given circular discs of equal masses and thickness, but one is made of iron and the other of alminium. Which one will have large MI about the central axis?

There are two spheres of same mass and same radius, one is solid and other is hollow. Which of them has a larger moment of inertia about its dimeter ?