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

  • question_answer
              The correct sequence of the given materials ascending order of their weldability is:          

    A) MS, copper, cast iron, aluminium           

    B) Cast iron, MS, aluminium copper         

    C) Copper, cast iron, MS, aluminium         

    D) Aluminium, copper, cast iron, MS 

    Correct Answer: D

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