A) \[\frac{G{{m}^{2}}}{r}\]
B) \[\frac{3G{{m}^{2}}}{r}\]
C) \[\frac{3}{2}\frac{G{{m}^{2}}}{r}\]
D) None
Correct Answer: C
Solution :
work done = change in Gravitational potential Energy \[W={{U}_{F}}-{{U}_{I}}\] \[=3\left( \frac{-G{{m}^{2}}}{2r} \right)-\left( \frac{-3G{{m}^{2}}}{r} \right)\] \[=\frac{3}{2}\frac{G{{m}^{2}}}{r}\]You need to login to perform this action.
You will be redirected in
3 sec