A Satellite Is Held in Orbit by a 3000-N Gravitational

Multiple Choice

A satellite is held in orbit by a 3000-N gravitational force.Each time the satellite completes an orbit of circumference 80,000 km,the work done on it by gravity is:

A) 2.4 × 10⁸ J
B) 2.4 × 10¹¹ J
C) 9.6 × 10¹¹ J
D) 0