The ratio of masses of two planets is 2 : 3 and the ratio of their rad – InterviewSolution

1.

The ratio of masses of two planets is 2 : 3 and the ratio of their radii is 4 : 7. Find the ratio of their accelerations due to gravity.

Answer»

Ratio of masses of two planets is

m₁ : m₂ = 2 : 3

Ratio of their radii, R₁ : R₂ = 4 : 7

We know g

Img 2

∴ g₁ : g₂ = 49 : 24

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