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 138
N Fig. 389.—Conductor, lying in a magnetic field and carrying no current; the field is notdistorted whether the conductor be at rest or in motion. Ques. Why does less current flow when the motor isrunning than when standing still? Ans. Because the motor, on account of its rotation acts as adynamo…
Electrical engineering
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