Mechanical Engineering - Theory of machines - Discussion
Discussion Forum : Theory of machines - Section 1 (Q.No. 21)
21.
When the two elements of a pair have a surface contact when relative motion takes place and the surface of one element slides over the surface of the other, the pair formed is known as a
Discussion:
5 comments Page 1 of 1.
Ranjith said:
8 years ago
What is mean by self-closed and force-closed pair?
Vyomesh said:
1 decade ago
Lower pair having area in contact, so given answer is correct.
Bipul said:
1 decade ago
Lower pair are also self closed. So (C) is also correct.
Dhiru said:
1 decade ago
Higher pair: The pair which has line or point contact.
Ankush dharme said:
1 decade ago
Lower pair: the pair which has surface contact is called as lower pair.
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