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Mechanical Engineering - Theory of machines - Discussion

Discussion Forum : Theory of machines - Section 10 (Q.No. 37)
Theory of machines
37.
In an open pair, the two elements of a pair
have a surface contact when in motion
have a line or point contact when in motion
are kept in contact by the action of external forces, when in motion
are not held together mechanically
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.
Yash Agarwal said:   5 years ago
Answer should be C.
Parth said:   6 years ago
What about option "c"? Please explain.
Biranchi said:   6 years ago
Open pair means force closed pair.
Ram said:   7 years ago
Open pair means forced pair this means that two elements are not connected by mechanically but by some other means kept in contact by external mechanism.
Saqib khan said:   7 years ago
How?

Please someone explain it.
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