ISRO Mechanical & Aerospace 2015 - Question 63

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Topic: Metrology and Inspection

The figure shows the principle of

Figure for question 63, ISRO Mechanical & Aerospace 2015

  • A. Traceability
  • B. Interchangeability
  • C. Matched fits
  • D. Selective assembly

Answer: D. Selective assembly

Explanation: Selective assembly is a cost-effective manufacturing approach for reducing overall variation and improving the quality of an assembled product. In this process, components of a mating pair are measured and grouped into several corresponding classes or bins.

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