a ball thrown by a boy is caught by another after 2 second soome distance away in the same level. If thr angle of projection is 30 degree, the velocity of projection will be?
vo sin30 = 1/2(9.8)t
vo sin30 = 1/2(9.8)2
vo = (9.8)/sin30 = 19.6
vo sin30 = 1/2(9.8)2
vo = (9.8)/sin30 = 19.6