Q. If two moving elements have surface contact in motion, such pair is known as

  • (A) Sliding pair
  • (B) Rolling pair
  • (C) Surface pair
  • (D) Lower pair
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✅ Correct Answer: (D) Lower pair
Explanation: When 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 lower pair.

Published by Mr. Dubey ⭐ 111.54K Points at 24-Sep-2023 10:27 pm in Theory Of Machine

Explanation by: Mr. Dubey
When 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 lower pair.

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