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

  • question_answer
    Consider the following operations and time required on a multi-spindle automatic machine to produce a J particular job:                                  
    1. Turning - 1.2 minutes         
    2. Drilling - 1.6 minutes         
    3. Forming - 0.2 minute
    4. Parting - 0.6 minute
    The time required to make one piece (cycle time) will be:

    A) 0.6 minute                    

    B) 1.6 minutes

    C) 3.6 minutes                   

    D) 0.9 minute

    Correct Answer: C

    Solution :

    Cycle time \[=1.2+1.6+0.2+0.6=3.6\,\min \]


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