1.

A body starts from rest from a point distance R_0 from the centre of the earth. The velocity acquired by the body when it reaches the surface of the earth will be (R to Radius of the earth) (R_(0) gt R)

Answer»

`2GM((1)/(R )-(1)/(R_0))`
`SQRT(2GM((1)/(R )-(1)/(R_0)))`
`GM((1)/(R )-(1)/(R_0))`
`2GM sqrt(((1)/(R )-(1)/(R_0)))`

ANSWER :B


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