A rocket of mass M is launched vertically from the surface of the earth with an initial speed V. Assuming the radius of the earth to be R and negligible air resistance, the maximum height attained by the rocket above the surface of the earth is
A rocket is launched vertically from the surface of a planet with radius R. Rocket has an initial speed v. If atmospheric resistance is neglected, the maximum height attained by the rocket is given by________. Take g=GMR2.