Answer to Question #283784 in Mechanical Engineering for Mohammed

Question

These descriptions of higher pair, ( A.Connected with surface C.Wear slower

) is correct.

B.Connected with point or line

D.Constrain 2 DOFs

Answer 1

higher pair is a constraint that requires a curve or surface in the moving body to maintain contact with a curve or surface in the fixed body. For example, the contact between a cam and its follower is a higher pair called a cam joint.

A.Connected with surface is correct