An arc of length 10 m on a circle of radius 4 m subtends an angle of:

  1. 2.5 rad
  2. 5 rad
  3. 143 rad
  4. 1.25 rad
Answer

A) 2.5 rad

theta = sr = 104 = 2.5 rad. SLO P-11-B-07 · Understanding

Physics MCQ · More Circular and Rotational Motion MCQs · Practise