Questions

A conservative force is acting on a particle. Work done by the force in displacing the particle from A to B is 90 J, from A to C is 140 J. Then the work done by the force in displacing the particle from B to C is

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detailed solution

Correct option is D

Since work done by conservative force is independent of the path followed we can write WAB+WBC=WAC⇒WBC=WAC−WAB=140−90J=50 J

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