Which of the following is an open pair?
A. Ball and socket joint
B. Journal bearing
C. Lead screw and nut
D. Cam and follower
Answer: Option D
This Question Belongs to Mechanical Engineering >> Theory Of Machine
Join The Discussion
Comments ( 5 )
Related Questions on Theory of Machine
In considering friction of a V-thread, the virtual coefficient of friction (μ1) is given by
A. μ1 = μsinβ
B. μ1 = μcosβ
C. $${\mu _1} = \frac{\mu }{{\sin \beta }}$$
D. $${\mu _1} = \frac{\mu }{{\cos \beta }}$$
The lower pairs are _________ pairs.
A. Self-closed
B. Force-closed
C. Friction closed
D. None of these
In a coupling rod of a locomotive, each of the four pairs is a ________ pair.
A. Sliding
B. Turning
C. Rolling
D. Screw
A kinematic chain is known as a mechanism when
A. None of the links is fixed
B. One of the links is fixed
C. Two of the links are fixed
D. None of these
Cam and follower
Cam and follower is correct answer
cam and follower is the correct answer because open pair is force closed pair which require some external force like spring to be connected
Cam and follower is correct
The answer is wrong. The open pair is in which the When the two elements of a pair ARE NOT held mechanically, they are called open pair.
Ball and socket are held together