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

A satellite of mass, .m. revolves around the earth of radius R at a he

1.	A satellite of mass, .m. revolves around the earth of radius R at a height x from its surface. If .g. is the acceleration due to gravity on the surface of the earth, than the orbital speed of the satellite is
Answer» GX `((GR^(2))/(R+x))^(1//2)` `(gR^(2))/(R+x)` `(gR)/(R-x)` ANSWER :B