International Library of Technology · Scranton, International Textbook Co. · leaf 500
pendent of the external circuit {Re), it beingexposed at all times to the full difference of potential thatexists between the brushes {-{-B and —B); from this itfollows that changes in the current flowing in the externalcircuit do not affect the magnetizing force acting on thefield, except as they… … Fig. 1196. armature winding, by varying the counter inagnetomotiveforce of the armature winding, and by varying the lengthof the path of the lines of force by the variations in theamount by which they are distorted by the cross magneto- APPLIED ELECTRICITY. 2033 motive force. (See Arts. 3115 and…
Electrical engineering
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