JEE Main Physics question

PhysicsGravitationJEE Main

How high is a man able to jump on the surface of a planet of radius 320 km, having density the same as that of the earth, if he jumps 5 m on the surface of earth (Radius of earth = 6400 km)?

Answer: (C)

Solution

For equal density, (since ), so

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Question ID VK-154499