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Railways NTPC (Technical Ability) Automobile Engineering Question Bank Automobile Engineering

  • question_answer
    The edge of a steel plate cut by oxygen cutting will get hardened when the carbon content is:

    A) Less than 0.1 percent

    B) Less than 0.3 percent

    C) More than 0.3 percent

    D) Anywhere between 0.1 to 1.0 percent

    Correct Answer: C

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