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 354
h this, the metal spools on ELECTRIC LIGHTING 2,445 which the solenoids are wound, are slotted at some point to pre-vent them forming a closed secondary. On constant pressurecircuits a reactance is used in place of a part of the resistancefor cutting down the voltage at the are. Arc Lamp… … 100 LIGHT G.R TRANSFORMER Fig. 3,357.—Wiring diagram of 100 light transformer with two 50 light regulators for twocircuit series arc lighting system. is not necessary here to discuss the relative copper economyof the various systems of distribution as this has already beentreated at length. It…
Electrical engineering
Internet Archive · Brigham Young University · Public Domain Mark 1.0. Free to use for anything.
