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 248
e electrode—the cathode, which is kept excitedby the current itself. Such a tube would cease to operate on 936 HAWKINS ELECTRICITY alternating current voltage after half a cycle if some means werenot provided to maintain a flow of current continuously towardsthe negative electrode. Ques. Describe… … 9 2 Fig. 1,135.—Elementary diagram of mercury arc rectifier connections. A, A, graphite anodesB, mercviry cathode; C, small starting electrode; D, battery connection; E, and F react-ance coils; G and H, transformer terminals; J, battery. graphite anodes A, A, and one mercury cathode B. The…
Electrical engineering
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