Two seconds after projection, a projectile is moving at 30^@above the horizontal. After one more second it is moving horizontally. If g = 10ms^(-2), the velocity of projection is

Two seconds after projection, a projectile is moving at 30^@above the

1.	Two seconds after projection, a projectile is moving at 30^@above the horizontal. After one more second it is moving horizontally. If g = 10ms^(-2), the velocity of projection is
Answer» `10 SQRT3 MS^(-1)` `20m//s` `10m//s` `20sqrt3 m//s ` ANSWER :D