Physics

Problem

A satellite, of mass

m

, in orbit around the Earth has an orbital radius of

R

and a linear speed

v

. For half of a complete orbit of the Earth, which of the following correctly gives the work done on the satellite by the Earth's gravitational field? a. 0 b.

\frac{\pi m v^2}{2}

\pi m v^2

2\pi m v^2

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