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Question

The ratio of accelerations due to gravity g1:g2 on the surfaces of two planets is 5:2 and the ratio of their respective average densities ρ1:ρ2 is 2:1. What is the ratio of respective escape velocities v1:v2 from the surface of the plants?

A
5:2
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B
5:2
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C
5:22
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D
25:4
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