ISRO Mechanical & Aerospace 2023 - Question 72

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Topic: Manufacturing

Which of the following is not a casting defect?

  • A. Spatter
  • B. Blow holes
  • C. Cold shut
  • D. Hot tear

Answer: A. Spatter

Explanation: Spatter consists of molten metal droplets that are expelled from the weld puddle and scatter around the weld area. Therefore, it is a welding defect, not a casting defect.

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