In which of the cases does the coriolis component of acceleration exist?

Question

Three positions of the quick – return mechanism are shown below. In which of the cases does the coriolis component of acceleration exist?

         Select the correct answer using the codes given below:

(a) 1 only                      (b) 1 and 2              

(c) 1,2 and 3                 (d) 2 and 3