If a body were in orbit very near the surface of the Earth, its centripetal acceleration would be
A) equal to g.
B) smaller than g.
C) larger than g.
D) dependent on its mass.
E) none of the above.

Question

Quizplus · Accepted Answer

The centripetal acceleration required to keep an object in orbit near the Earth's surface is equal to the acceleration due to gravity (g), as this is the acceleration that provides the necessary centripetal force for circular motion at that altitude.

If a Body Were in Orbit Very near the Surface