ISRO Mechanical & Aerospace 2013 - Question 69

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Projection Welding is a

  • A. Continuous Spot Welding Process
  • B. Multi-spot welding process
  • C. Arc Welding Process
  • D. Process used for joining round bars

Answer: B. Multi-spot welding process

Explanation: Projection welding allows multiple welds to be made simultaneously at embossed projections.

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