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Railways NTPC (Technical Ability) Fabrication Process Question Bank Fabrication Process

  • question_answer
    Consider the following welding processes:
    1. TIG welding
    2. Submerged arc welding
    3. Electro-slag welding
    4. Thermit welding.
    Which of these welding processes are used for welding thick pieces of metals?

    A) 1, 2 and 3                     

    B) 1, 2 and 4

    C) 1, 3 and 4                     

    D) 2, 3 and 4

    Correct Answer: D

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