Question

The escape velocities of two planets $A$ and $B$ are in the ratio $1: 2$ If the ratio of their radii respectively is $1: 3$, then the ratio of acceleration due to gravity of planet $A$ to the acceleration of gravity of planet B will be :

• A. $\frac{3}{2}$
• B. $\frac{2}{3}$
• C. $\frac{3}{4}$
• D. $\frac{4}{3}$

Answer 1

Answer: (C)

$\frac{3}{4}$

Answer 2

The correct option is (C) : $\frac{3}{4}$