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 503
to give a great deal of trouble. There-fore, all solutions should be kept at a temperature of 70 to 80 degrees Fahr., thereby per-mitting the use of denser and more highly conductive solutions, with a consequentshortening of the time of deposition. A loop of bare steam pipe immersed in the… … Fig. 4,556.—Waverly voltmeter with binding posts for fourteen tanks, thus enabling theoperator to use only one instrument in obtaining the reading of any number of tank upto fourteen, by simply moving the switch lever to the tank numbers indicated on theswitch of the instrument, and, when used in…
Electrical engineering
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