A point is 2 m from the axis of a wheel rotating at 3 rad/s. Its centripetal acceleration is:

  1. 6 m/s^2
  2. 18 m/s^2
  3. 9 m/s^2
  4. 36 m/s^2
Answer

B) 18 m/s^2

a = romega^2 = (2)(3)^2 = 18 m/s^2. SLO P-11-B-08 · Understanding

Physics MCQ · More Circular and Rotational Motion MCQs · Practise