ISRO Mechanical & Aerospace 2012 - Question 43

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In which type of welding, a pool of molten metal is used?

  • A. Submerged arc welding
  • B. Electro slag welding
  • C. TIG welding
  • D. MIG welding

Answer: B. Electro slag welding

Explanation: ESW uses a conductive slag pool to melt filler and base metal.

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