A 70 kg body moves at 10 m/s in a circle of radius 20 m. The centripetal force is:

  1. 350 N
  2. 175 N
  3. 700 N
  4. 35 N
Answer

A) 350 N

F = mv^2r = 70 10^220 = 350 N. SLO P-11-B-14 · Application

Physics MCQ · More Circular and Rotational Motion MCQs · Practise