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 150
motion oftranslation from a dense region of the field to one less dense, or 130 HAWKINS ELECTRICITY vice versa, will be to induce a current because in either case, thenumber of lines of force passing through the coil is altered.* i Laws of Electro-magnetic Induction.—There are certainlaws of… … Fig. 129.—Electromagnetic induction: If a coil be given a simple motion of translation in anon-uniform or variable magnetic field, a current will be induced in the coil, whether themotion be from the dense to the less dense region of the field or the reverse, because thenumber of lines of force…
Electrical engineering
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