CAPE Physics Unit 1 · 2015 · Paper 1 · Question Q6
What is the gravitational field strength of a planet whose mass is one-third that of the Earth's and whose radius is one-half that of the Earth's?
(The gravitational field strength of Earth is g.)
- (A)
\frac{16}{27}g - (B)
\frac{3}{4}g - (C)
\frac{4}{3}g - (D)
\frac{9}{4}g
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