Q. Two satellites of mass $m$ and $9m$ are orbiting a planet in orbit of radius $R$. Their periods of revolution will be in the ratio of
A) 1:3
B) 1:1
C) 3:1
D) 9:1
Explanation
(b) Time period is independent of mass. Therefore their periods of revolution will be same.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.