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Railways NTPC (Technical Ability) Power Plant Engineering Question Bank Power Plant Engineering

  • question_answer
    The optimum cutting speed is one which should have:         
    1. High metal removal rate          
    2. High cutting tool life   
    3. Balance the metal removal rate and cutting tool life.

    A) 2 and 3            

    B) 1 and 2 only     

    C) 2 and 3 only                 

    D) 3 only  

    Correct Answer: D

    Solution :

    The optimum cutting speed is one which should balance the metal removal rate and cutting tool life.


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