A ball is thrown from a point O aiming at an angle 30 degree with the horizontal so that the ball hits the target at B but the ball hits at point A, a vertical distance h below B.If the initial velocity of the ball is 20 m/s and the horizontal distance between O and C is 10m.Find the value of h.
(a) g/6
(b) g/10
(c)g/3
(d)g/12
5 years ago
by
Soumyadeep Bhuniya