The energy required to shift a satellite from orbital radius 'r' to radius 2r is E. What energy will be required to shift the satellite from orbital radius 2r to 3r ?

The energy required to shift a satellite from orbital radius 'r' to ra

1.	The energy required to shift a satellite from orbital radius 'r' to radius 2r is E. What energy will be required to shift the satellite from orbital radius 2r to 3r ?
Answer» <html><body><p>E<br/>E/2<br/>3E/4<br/>E/3</p>Answer :D</body></html>