Ratio of the radius of a planet A to that of planet B is .r.. The ratio of acceleration due to gravity on the surface of the two planets is x. The ratio of the escape velocities from the two planets is

Ratio of the radius of a planet A to that of planet B is .r.. The rati

1.	Ratio of the radius of a planet A to that of planet B is .r.. The ratio of acceleration due to gravity on the surface of the two planets is x. The ratio of the escape velocities from the two planets is
Answer» `SQRT(RX)` `sqrt((R )/(X))` `sqrt(x)` `sqrt((x)/(r ))` ANSWER :A