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

Energy required to move a body of mass m from an orbit of radius 2R to 3R is

A

`GMm//12R^2`

B

`GMm//3R^2`

C

`GMm//8R`

D

`GMm//6R`

Text Solution

Verified by Experts

The correct Answer is:
D
Energy required
`=E_f-E_irArr(-GMm)/(3R)-(-(GMm)/(2R))rArr(GMm)/(6R)`
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