JEE Main Physics question

Physics Gravitation JEE Main

If the radius of a planet is and its density is , the escape velocity from its surface will be [MP PMT 2001]

(A)
(B)Correct
(C)
(D)

Answer: (B)

Solution

$=2gR=2(43π Gρ R)R=83π Gρ

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Question ID VK-154627