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Discussion :: D.C. Motors

  1. Sparking at the commutator of a D.C. motor may result in

    2. A.

     Damage to commutator segments
    B.

     Damage to commutator insulation
    C.

     Increased power consumption
    D.

     All of the above

    View Answer

    Workspace

    View Answer

    Answer : Option D

    Explanation :

    Explanation Not Provided

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