Dynamos and motors; a text book for colleges and technical schools (1911)
Franklin, William S. (William Suddards), 1863-1930, Esty, William, 1868-1928 · New York The Macmillan company · leaf 103
^, and before themaximum positive value of the electromotive force in Fig. 74.This is usually expressed by saying that the current lags behindthe electromotive force in a circuit havin^j resistance and induc- … Fig. 75. Coil of wire wound on an iron core. tance, and that the current leads or is ahead of the electromotiveforce in a circuit having resistance and containing a condenser. A harmonic electromotive force does not always produce aharmonic current. Thus, Fig. 75 shows a harmonic electro-motive…
Dynamos · Electric motors
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