The escape velocity of a projectile from the earth.s surface is given by the formula ( Rrarrradius of the earth and .g. is acceleration due to gravity)

The escape velocity of a projectile from the earth.s surface is given

1.	The escape velocity of a projectile from the earth.s surface is given by the formula ( Rrarrradius of the earth and .g. is acceleration due to gravity)
Answer» `SQRT(2gR)` `sqrt(GR)` `sqrt(g/R)` `sqrt((gR)/2)` ANSWER :A