If a body is raised from the surface of the earth upto height R, what is the change in potential energy?

If a body is raised from the surface of the earth upto height R, what

1.	If a body is raised from the surface of the earth upto height R, what is the change in potential energy?
Answer» MGR `(3)/(2)mgR` `(mgR)/(2)` `(mgR)/(4)` Solution :`P.E=mgh` `h=(R )/(2)` `therefore P.E=(mgR)/(2)`