Question

4-

A satellite is held in orbit by a 1 000-N gravitational force. Each time the satellite completes an orbit of circumference 80 000
km, the work done on it by gravity is:
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A satellite is held in orbit by a 1 000-N gravitational force. Each time the satellite completes an orbit of circumference 80 000 km, the work done on it by gravity is:

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