CAPE Physics Unit 1 · 2008 (Rest of Region) · Paper 1 · Question Q10
Which of the following equations represents the gravitational field strength of a point a distance h from the surface of the Earth where r is the radius of the Earth?
- (A)
g' = \frac{r^2}{(r+h)^2} g - (B)
g' = \frac{(r+h)^2}{r^2} g - (C)
g' = \frac{r^2}{h^2} g - (D)
g' = \frac{r}{(r+h)} g
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