Ratio of the radius of a planet A to that of planet B is .r.. The ratio of accele-ration 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 accele-ration 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( r)` `sqrt(x/r)` ANSWER :A