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

  • question_answer
    The gauge factor of a resistive pick-up of cutting force dynamometer is donned as the ratio of:

    A) Applied strain to the resistance of the wire

    B) The proportional change in resistance to thi applied strain

    C) The resistance to the applied strain

    D) Change in resistance to the applied strain.

    Correct Answer: B

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