PhysicsEasy159×since 2002Q7148The approximate height from the surface of earth at which the weight of the body becomes 13{1 \over 3}31 of its weight on the surface of earth is : [Radius of earth R = 6400 km and 3\sqrt 33 = 1.732]A3840 kmB4685 kmC2133 kmD4267 kmCheck answerSkip