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Discussion :: D.C. Generators

  1. To achieve sparkless commutation brushes of a D.C. generator are rockedm ahead so as to bring them

  2. A.

     just ahead of magnetic neutral axis

    B.

     in magnetic neutral axis

    C.

     just behind the magnetic neutral axis

    D.

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    Answer : Option A

    Explanation :

    Explanation Not Provided


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