There are two identical spherical balls of same material one being solid and the other being hollow. Then they can be distinguished by

There are two identical balls of same material ,one being solid and the other being hollow. How will you distinguish them without weighing?

there are two identical balls of same material one being solid and the other being hollow How will you distinguish them without weighting

There are two metallic spheres of same radii but one is solid and the other is hollow, then

There are two metallic spheres of same radii but one is solid and the other is hollow, then

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 ?

There are two sphers of same radius and material at the same temperature but one being solid while the other hollow. Which sphere will expand more if they are given the same amount of heat ?

There are two sphers of same radius and material at the same temperature but one being solid while the other hollow. Which sphere will expand more if they are given the same amount of heat ?

There are two sphers of same radius and material at the same temperature but one being solid while the other hollow. Which sphere will expand more if they are given the same amount of heat ?

Two spheres are made of same metal had and have same mass. One is solid and the other is hollow. When heated to the same temperature, percentage increase in diameter will be