Which of the following is the variation of acceleration due to gravity at a height h above the earth s surface? Let R be the radius of the earth and M1 the mass of earth. (Assume h < < R)

Which of the following is the variation of acceleration due to gravity

1.	Which of the following is the variation of acceleration due to gravity at a height h above the earth s surface? Let R be the radius of the earth and M1 the mass of earth. (Assume h < < R)
A.	g = (G*M1)/R<sup>2</sup>
B.	g = (G*M1)/h<sup>2</sup>
C.	g = (G*M1)/(R/h)<sup>2</sup>
D.	g = [(G*M1)/R<sup>2</sup>] x [1 (2h)/R)]
Answer» E.

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