Question

Work done by a conservative force is positive if
(a) P.E. of the body increases
(b) P.E. of the body decreases
(c) K.E. of the body increases
(d) K.E. of the body decreases

Answer 1

Answer:

c) K.E of the body increase

Explanation:

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Answer 2

Answer:

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Explanation:

Conservative force tansfers energy between kinetic energy of the object in motion and the potential energy of the system interating with the object. Work done by conservative force is equal to work done by it on reversal of motion. Total work done by conservative force in a closed path motion is zero.