If the change in the value of g at the height h above the surface of the earth is the same as at a depth x below it, then (both x and h being much smaller than the radius of the earth)

If the change in the value of g at the height h above the surface of t

1.	If the change in the value of g at the height h above the surface of the earth is the same as at a depth x below it, then (both x and h being much smaller than the radius of the earth)
A.	x = 2 h
B.	x = h
C.	x = h2
D.	x = h/2
Answer» B. x = h