Q. A satellite whose mass is $M$, is revolving in circular orbit of radius $r$ around the earth. Time of revolution of satellite is
A) $T \propto \frac{r^{5}}{GM}$
B) $T \propto \sqrt{\frac{r^{3}}{GM}}$
C) $T \propto \sqrt{\frac{r}{GM^{2}/3}}$
D) $T \propto \sqrt{\frac{r^{3}}{GM^{1}/4}}$
Explanation
The correct answer is Option B: $T \propto \sqrt{\frac{r^{3}}{GM}}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.