Which formula gives the work done in lifting a mass from r1 to r2 against gravity? - GRAVITATION Quiz | GKFix.in

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Question

Which formula gives the work done in lifting a mass from r1 to r2 against gravity?

A. W = mg(r2 – r1)
B. W = GMEm (1/r2 – 1/r1)
C. W = GMEm (1/r1 – 1/r2)
D. W = ½mv²

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