A Satellite in a Circular Orbit of Radius R Around

question 17

Multiple Choice

A satellite in a circular orbit of radius R around planet X has an orbital period T. If Planet X had one-fourth as much mass, the orbital period of this satellite in an orbit of the same radius would be

• A) 4T.
• B) 2T.
• C) T
• D) T/2.
• E) T/4.