1.

(A) : A body slides down the plane and another body of same mass rolls down from the top of same inclined plane. Then the velocity of centre of mass is more for sliding body on reaching the bottom.(R ) : On reaching to the bottom of the plane, rolling body has both translational and rotational kinetic energies where as sliding body has only translational kinetic energy.

Answer»

Both (A) and (R ) are TRUE and (R ) is the correct explanation of (A)
Both (A) and (R ) are true and (R ) is not the correct explanation of (A)
(A) is true but (R ) is false
Both (A) and (R ) are false

ANSWER :A


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