A balls of mass m falls to the surface of earth from infinity. Another ball b of mass 2m falls to the earth from height equal to six times radius of earth then ratio of its velocities a and b while reaching earth

A balls of mass m falls to the surface of earth from infinity. Anothe

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A balls of mass m falls to the surface of earth from infinity. Another ball b of mass 2m falls to the earth from height equal to six times radius of earth then ratio of its velocities a and b while reaching earth

A balls of mass m falls to the surface of earth from infinity. Another ball b of mass 2m falls to the earth from height equal to six times radius of earth then ratio of its velocities a and b while reaching earth

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