A 1000 kg body moves at 20 m/s in a circle of radius 50 m. The centripetal force is:

  1. 8000 N
  2. 400 N
  3. 16,000 N
  4. 4000 N
Answer

A) 8000 N

F = mv^2r = 1000 20^250 = 8000 N. SLO P-11-B-14 · Application

Physics MCQ · More Circular and Rotational Motion MCQs · Practise