Two planets of radii r_1 and r_2 are made from the same material. The ratio of the acceleration due to gravities at the surface of the two planets is

Two planets of radii r_1 and r_2 are made from the same material. The

1.	Two planets of radii r_1 and r_2 are made from the same material. The ratio of the acceleration due to gravities at the surface of the two planets is
Answer» `r_1/r_2` `r_2/r_1` `(r_1/r_2)^2` `(r_2/r_1)^2` ANSWER :A