A torque of 10 N m acts on a wheel with I = 2 kg m^2. Its angular acceleration is:

  1. 5 rad/s^2
  2. 2.5 rad/s^2
  3. 10 rad/s^2
  4. 20 rad/s^2
Answer

A) 5 rad/s^2

tau = Ialpha Rightarrow alpha = 102 = 5 rad/s^2. SLO P-11-B-19 · Application

Physics MCQ · More Circular and Rotational Motion MCQs · Practise