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- · New York, T. Audel · leaf 172
CURRENT ININDUCTORS … FlGS. 1.411 and 1,412.—Section of armature and field showing distorting efect of a*- reaction on the field. When a coil is opposite a pole as in fig. 1.411. no current is flowing(assuming no self induction) and the field is undisturbed, but. as the inductors passa pole face as in fig. 1.412.…
Electrical engineering
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