8. Assertion : Mass is a measure of inertia of the body in linear motion. Reason : Greater the mass, greater is the force required to change its state of rest or of uniform motion.

(a)        If both assertion and reason are true and the reason is the correct explanation of the assertion.

(b)        If both assertion and reason are true but reason is not the correct explanation of the assertion.

(c)        If assertion is true but reason is false.

(d)        If the assertion and reason both are false.

(e)        If assertion is false but reason is true.

Ans. a

(117)