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Railways NTPC (Technical Ability) Metal Forming, Casting and Cutting Question Bank Metal Forming

  • question_answer
    The blank diameter used in thread rolling will be:

    A) Equal to minor diameter of the thread

    B) Equal to pitch diameter of the thread

    C) A little large than the minor diameter of the thread

    D) A little large than the pitch diameter of the thread.

    Correct Answer: B

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