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A satellite of mass m revolves around th...

A satellite of mass m revolves around the earth of radius R at a hight x from its surface. If g is the acceleration due to gravity on the surface of the earth, the orbital speed of the satellite is

A

gx

B

`((gR^2)/(R+x))^(1//2)`

C

`(gR^2)/(R+x)`

D

`(gR)/(R-x)`

Text Solution

Verified by Experts

The correct Answer is:
B
`v_0=sqrt((GM)/(R+x))=sqrt((gR^2)/(R+x))`
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