The Period of a Satellite Circling Planet Nutron Is Observed

Multiple Choice

The period of a satellite circling planet Nutron is observed to be 84 s when it is in a circular orbit with a radius of 8.0 × 10⁶ m. What is the mass of planet Nutron?

A) 6.2 × 10²⁸ kg
B) 5.0 × 10²⁸ kg
C) 5.5 × 10²⁸ kg
D) 4.3 × 10²⁸ kg
E) 3.7 × 10²⁸ kg