9 A projectile is thrown with a velocity of 20 m s at an

Last updated: 6/25/2023

9 A projectile is thrown with a velocity of 20 m s at an angle of 600 with the horizontal After how much time the velocity vector will make an angle of 450 with the horizontal in upward direction is take g 10m s A 3 sec B 1 3 sec C 3 1 sec D None of these