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

  • question_answer
    Thick steel plate cut with oxygen normally shows signs of cracking. This tendency for cracking can be minimized by:

    A) Slow speed cutting

    B) Cutting in two or more stages

    C) Preheating the plate

    D) Using oxy-acetylene flame

    Correct Answer: A

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