A wheel starts at 30 rad/s with angular acceleration -3 rad/s^2. After 8 s its angular velocity is:

  1. 3 rad/s
  2. 6 rad/s
  3. -23 rad/s
  4. 12 rad/s
Answer

B) 6 rad/s

omegaf = omegai + alpha t = 30 + (-3)(8) = 6 rad/s. SLO P-11-B-09 · Application

Physics MCQ · More Circular and Rotational Motion MCQs · Practise