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Discussion :: Switchgear Protections

  1. Protective relays are devices that detect abnormal conditions in electrical circuits by measuring

    2. A.

     current during abnormal condition
    B.

     voltage during abnormal condition
    C.

     constantly the electrical quantities which differ during normal and abnormal conditions
    D.

     none of the above

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    Answer : Option C

    Explanation :

    Explanation Not Provided

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