Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 335
Fig. 356 Fig. 357 Figs. 354 to ^u.—r)iagTains of a sinplo-phasp alternator. voltages generated in each conductor on either side of pointsa and c are in the same direction, and they combine to producea maximum e.m.f. of a direction as shown. When the arma-ture is in the position of Fig. 356, the…
Electric machinery
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