Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 152
the number cut by a single turn multiplied by the number ofturns. The electromotive forces therefore of the separate turns areauGwu. 132 HAWKINS ELECTRICITY EXAMPLE:—If a coil of wire of 50 turns cut 100,000 lines in Tfoof a second, what will be the induced voltage? The number of lines cut per… … Fig. 131.—Experiment illustrating Lenz s law. If a copper ring be held in front of an ordinaryelectromagnet, and the current circulating through the coil of the magnet be in such adirection as to magnetize the core as indicated by the latters S N, then as the currentincreases in the coil more and…
Electrical engineering
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