Gravitation Question 124

Question: The change in potential energy, when a body of mass m is raised to a height nR from the earth’s surface is (R = Radius of earth)[MP PMT 1996]

Options:

A) [mgRnn1]

B) nmgR

C) [mgRn2n2+1]

D) [mgRnn+1]

Show Answer

Answer:

Correct Answer: D

Solution:

[ΔU=mgh1+hR=mg,nR1+nRR=nm,gRn+1]



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