The two planets have radii $r_1$ and $r_2$ and their densities $p_1$ and $p_2$ respectively. The ratio of acceleration due to gravity on them will be
The two planets have radii $r_1$ and $r_2$ and their densities $p_1$ and $p_2$ respectively. The ratio of acceleration due to gravity on them will be
- A
$r_1 p_1 : r_2 p_2$
- B
$r_1 p_1^2 : r_2 p_2^2$
- C
$r_1^2 p_1 : r_2^2 p_2$
- D
$r_1 p_2 : r_2 p_1$
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