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 137
oppose the deflection of the movable coilfor this position when a current is passed through the coils. The 556 HAWKINS ELECTRICITY ends of the movable coil dip into two cups of mercury E, E,located one above the other and along the axis of the coils soas to bring the two in series when connected to…
Electrical engineering
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