Q.

Work done by the conservative force on a system is equal to

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By Expert Faculty of Sri Chaitanya

a

the change in kinetic energy of the system

b

the change in potential energy of the system

c

the change in total mechanical energy of the system

d

none of the above

answer is 2.

(Detailed Solution Below)

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Detailed Solution

We know that dU = -dWWhere dU = Change in potential energyand dW = Work done by conservative forcesHence, work done by conservative forces on a system is equal to the negative of the change in potential energy
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