The radius of a planet is twice the radius of earth.Both have almost equal average mass-densitiesIf VP andVE are escape velocities of the planet and the earth - respectively - then [NEETKar2013]

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The radius of a planet is twice the radius of earth.Both have almost equal average mass-densitiesIf VP andVE are escape velocities of the planet and the earth - respectively - then [NEETKar2013]






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