Energy required to move a body of mass 'm' from orbit of radii 2R to 3

1.	Energy required to move a body of mass 'm' from orbit of radii 2R to 3R is
Answer» `(GMM)/(2R^2)` `(GMm)/(3R^2)` `(GMm)/(8R^2)` `(GMm)/(6R^2)` ANSWER :D

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