Physics · Theory of Machines
Which of the following statements is true about a lower pair?
- 1A wheel rolling on a flat surface is an example of a lower pair
- 2A cam and follower set is an example of a lower pair
- 3The two links have point contact between them
- 4The two links have surface or area contact between them✓
Correct answer
The two links have surface or area contact between them
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