International Library of Technology · Scranton, International Textbook Co. · leaf 284
d in different conductors ofthe same coil being opposed to each other,thus cutting down the total E. M. F. gener-ated. This will be seen by referring to Fig. 1516,where a coil of three turns is shown with itswidth of opening IF less than the polar widthA. When the coil luoves across the pole facein… … Fig. 1516. 2658 THEORY OF ALTERNATING E. M. F.s oppose each other, as will be readily seen by fol-lowing the arrow-heads. When an alternator is loaded, thearmature reaction causes the magnetism to crowd more orless towards one side of the poles, thus practically reducingthe width of the magnetic…
Electrical engineering
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