R and r are the radii of the earth and moon respectively. `rho_(e)` and `rho_(m)` are the densities of earth and moon respectively. The ratio of the accelerations due to gravity on the surfaces of earth and moon is

Given that d_(e), d_(m) are densities of the Earth and moon, respectively, D_(e), D_(m) are the diameters of the Earth and the moon, respectively. g_(e) "and" g_(m) are the acceleration due to gravity on the surface of the Earth and moon, respectively. Find the ratio of g_(m) "and" g_(e)

The radii of two planets are respectively R_(1) and R_(2) and their densities are respectively rho_(1) and rho_(2) .The ratio of the accelerations due to gravity at their surface is

Two planets have radii r_(1) and 2r_(1) and densities are rho_(1) and 4rho_(1) respectively. The ratio of their acceleration due to gravities is

The radii of two planets are R and 2R respectively and their densities p and rho//2 respectively, What is the ratio of acceleration due to gravity at their surfaces ?

If R is the radius of the earth and g the acceleration due to gravity on the earth’s surface, the mean density of the earth is

If R is the radius of the earth and g the acceleration due to gravity on the earth's surface, the mean density of the earth is

Masses of the earth and the moon are in the ratio 3:2 and the radii of the earth and the moon are in the ratio of 6:1 . The ratio of the weight of the body on their surface will be