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MHT CET Physics question

PhysicsGravitationMHT CET

Earth has mass and radius . Moon has mass and radius . Distance between their centre is . A body of mass is placed on the line joining them at a distance from centre of the earth. To project the mass to escape to infinity, the minimum speed required is [MHTCET 2021]

Answer: (B)

Solution

Potential at the point: (both potentials add), and

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Question ID VK-060250