Which formula is more accurate for potential energy difference: –GMm(1/r2 – 1/r1) or mg(r2 – r1)? - GRAVITATION Quiz | GKFix.in

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Question

Which formula is more accurate for potential energy difference: –GMm(1/r2 – 1/r1) or mg(r2 – r1)?

A. mg(r2 – r1)
B. –GMm(1/r2 – 1/r1)
C. both are equally accurate
D. neither is accurate