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Railways NTPC (Technical Ability) Power and Control System Question Bank Control System

  • question_answer
    Given that D=rotor diameter and L=axial length, a hid performance ac servo-motor is characterized by

    A)  large D, large L 

    B)  large D, small L

    C)  small D, large L

    D)  small D, large L

    Correct Answer: D

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