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Energy required to move a body of mass m...

Energy required to move a body of mass m from an orbital of radius 2R to 3R is (where M = mass or earth, R = radius of earth)

A

`(GMm)/(12R^(2))`

B

`(GMm)/(8R)`

C

`(GMm)/(3R^(2))`

D

`(GMm)/(6R)`

Text Solution

Verified by Experts

The correct Answer is:
A
As Gravitational field is conservative field so work done is independent of path followed.
Correct choice is (a).
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