The energy required to remove a body of mass m from earth's surfac is/are equal to

The kinetic energy needed to project a body of mass m from the earth's surface to infinity is (R is radius of the earth, g is gravitational acceleration on the surface of the earth)

The kinetic energy needed to project a body of mass m from the earth's surface to infinity is

The kinetic energy needed to project a body of mass m from the earth's surface to infinity is

The kinetic energy needed to project a body of mass m from the earth's surface to infinity is

The kinetic energy needed to project a body of mass m from the earth's surface to infinity is

The KE required to project a body of mass .m. from the earth.s surface to infinity is