The radii of two planets 'A' and 'B' are 'R' and '4R' and their densities are ρ and ρ / 3 respectively. The ratio of acceleration due to gravity at their surfaces (g A: g B) will be:

Gravitation: JEE Main 2023 Physics question

JEE Main 2023 · 11 Apr, Morning shift · Q7163

JEE Main 202311 Apr, Morning shiftPhysicsMediumGravitation159× since 2002

The radii of two planets 'A' and 'B' are 'R' and '4R' and their densities are

\rho

and

\rho / 3

respectively. The ratio of acceleration due to gravity at their surfaces

\left(g_{A}: g_{B}\right)

will be:

JEE Main 2023 · 11 Apr, Morning shift · Q7163

JEE Main 202311 Apr, Morning shiftPhysicsMediumGravitation159× since 2002

The radii of two planets 'A' and 'B' are 'R' and '4R' and their densities are

\rho

and

\rho / 3

respectively. The ratio of acceleration due to gravity at their surfaces

\left(g_{A}: g_{B}\right)

will be: