(A) : According to the law of conservation of mechanical energy change in potential energy is equal and opposite to the change in kinetic energy.(R ) : Mechanical energy is not a conserved quantity.

(A) : According to the law of conservation of mechanical energy change

1.	(A) : According to the law of conservation of mechanical energy change in potential energy is equal and opposite to the change in kinetic energy.(R ) : Mechanical energy is not a conserved quantity.
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 (A) is false and (R ) is false ANSWER :C