The velocity acquired by a body in falling to the surface of earth from a point at a height equal to the radius of the earth is approximately

The velocity acquired by a body in falling to the surface of earth fro

1.	The velocity acquired by a body in falling to the surface of earth from a point at a height equal to the radius of the earth is approximately
Answer» `4kms^(-1)` `8kms^(-1)` `4 SQRT(2) kms^(-1)` `8 sqrt(2)kms^(-1)` ANSWER :B