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Discussion :: Switchgear Protections

  1. In order that current should flow without causing excessive heating or voltage drop, the relay contacts should

    2. A.

     Have low contact resistance
    B.

     Be clean and smooth
    C.

     Be of sufficient size and proper shape
    D.

     Have all above properties

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    Workspace

    View Answer

    Answer : Option D

    Explanation :

    Explanation Not Provided

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