Railways Technical Ability Metal Forming, Casting and Cutting Question Bank Metal Forming

  • question_answer Consider the following statements:
    In comparison to hot working, in cold working
    1. Higher forces are required.
    2. No heating is required.
    3. Less ductility is required.
    4. Better surface finish is obtained.
    Which of the statements given above are correct?

    A) 1, 2 and 3                     

    B) 2 and 4

    C) 1 and 3            

    D) 2, 3 and 4

    Correct Answer: A


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