Question

difference between Lower pair- higher pair​

Answer 1

Lower pair. When two elements of a pair are joined together with the surface contact between them the joint is called lower pair. Area of two elements comes together when relative motion occurs between the elements to form a lower pair

Answer 2

Difference between Lower pair- higher pair​

Explanation:

• Lower pair: When two elements of a pair are joined together with the surface contact between them the joint is called lower pair. Area of two elements comes together when relative motion occurs between the elements to form a lower pair.  Example: Sliding pair, rolling pair,turning pair.
• Higher pair: In The higher pair, only one point or line are responsible to form a joint between two links. The elements of higher pair must have curve in its shape. These joints are found in the cylinders or spheres of equal or different radius which have their axis parallel to each other . Example - cam and follower.

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Higher pair is converted into two lower pair

How higher pair is converted into two lower pair with one additional link?

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Minimum number of links required to form a mechanism with one degree of freedom and with only lower pairs is

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