The ratio of the radius of a planet A to that of a planet B is 'r'. The ratio of acceleration due to gravity on the planets is 'p'. The ratio of escape velocities of the two planets is _____

MCQs on keplers laws, gravitation universal law, gravitational constant, acceleration due to earth gravity, gravitational potential energy, escape speed, earth satellite, orbiting satellite energy, weightlessness, geostationary and polar satellites.