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

  • question_answer
    Consider the following statements:
    1. Grinding                    
    2. Coating
    3. Hammer peening
    For improving the fatigue strength of steel. Of the above statements:

    A) 1 and 2 are correct         

    B) 2 and 3 are correct

    C) 1 and 3 are correct         

    D) 1, 2 and 3 are correct.

    Correct Answer: C

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