Question

The cam and follower is an example of

(a) sliding pair

(b) rolling pair

(c) lower pair

(d) higher pair

I have been asked this question during an internship interview.

Enquiry is from Classification of Kinematic Pairs topic in division Simple Mechanisms of Machine Kinematics

Answer 1

Correct choice is (d) higher pair

For explanation I would say: The cam and follower is an example of higher pair as it is kept in contact by the forces exerted by spring and gravity.