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

  • question_answer
    Skin effect in conductor is proportional to

    A)  \[{{(diameter\,\,of\,\,conductor)}^{1/2}}\]

    B)  diameter of conductor

    C)  \[{{(diameter\,\,of\,\,conductor)}^{2}}\]

    D)  \[{{(diameter\,\,of\,\,conductor)}^{4}}\]

    Correct Answer: C


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