A ball is projected at 20 m/s at 30^circ above the horizontal (g = 9.8 m/s^2). Its time of flight is:

  1. 2.04 s
  2. 4.08 s
  3. 1.02 s
  4. 3.53 s
Answer

A) 2.04 s

T = 2usinthetag = 2(20)(0.5)9.8 = 2.04 s. SLO P-11-B-05 · Application

Physics MCQ · More Kinematics and Projectile Motion MCQs · Practise