(A) : The total kinetic enery of rolling solid sphere is the sum of translational and rotational kinetic energies.
(R ) : For all solid bodies total kinetic energy is always twice translational kinetic energy.

Options

A. Both (A) and (R ) are true and (R ) is the correct explanation of (A)
B. Both (A) and (R ) are true and (R ) is not the correct explanation of (A)
C. (A) is true but (R ) is false
D. Both (A) and (R ) are false

Answer

C