If .g. is acceleration due to gravity on the earth.s surface, then the gain in PE of an object of mass .m. raised from the surface of the earth to a height equal to the radius R of the earth is

If .g. is acceleration due to gravity on the earth.s surface, then the

1.	If .g. is acceleration due to gravity on the earth.s surface, then the gain in PE of an object of mass .m. raised from the surface of the earth to a height equal to the radius R of the earth is
Answer» `(MGR)/2` 2mgR mgR `(mgR)/4` ANSWER :A