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

  • question_answer
    In a transformer, the exciting current will be in phase quadrature with the impressed voltage provided?

    A)  only the leakage impedance drop is ignored

    B)  only the core loss is ignored

    C)  both the leakage impedance drop and the core loss are ignored

    D)  only the no-load copper loss is ignored

    Correct Answer: C

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