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 144
LINE RETURN … Fig. 395.—Circuit with generator and motor. Whenever current flows through some portionof a circuit in which there is an electromotive force, the current will there either receiveor give up energy according to whether the electromotive force acts with the currentor against it. In the figure, the…
Electrical engineering
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