A hollow sphere and a solid sphere having same mass and same radii are rolled down a rough inclined plane without slipping,

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The hollow sphere reaches the bottom first

The solid sphere reaches the bottom with greater speed

The solid sphere reaches the bottom with greater kinetic energy

The two spheres will reach the bottom with same linear momentum

answer is B.

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Detailed Solution

Using , we get for hollow sphere and for solid sphere . Again from v2 = 0 + 2as, we can write v2 > v1

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