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Discussion :: D.C. Generators

  1. Satisfactory commutation of D.C. machines requires

    2. A.

     Brushes should be of proper grade and size
    B.

     Brushes should smoothly run in the holders
    C.

     Smooth, concentric commutator properly undercut
    D.

     All of the above

    View Answer

    Workspace

    View Answer

    Answer : Option D

    Explanation :

    Explanation Not Provided

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