Kepler's Laws: a Planet Has Two Small Satellites in Circular

Multiple Choice

Kepler's laws: A planet has two small satellites in circular orbits around the planet. The first satellite has a period 18.0 hours and an orbital radius 2.00 × 10⁷ m. The second planet has an orbital radius 3.00 × 10⁷ m. What is the period of the second satellite?

A) 60.8 h
B) 12.0 h
C) 33.1 h
D) 9.80 h
E) 27.0 h