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 275
e the strips in the solution for a few secondsand again drj-. This paper, when moistened and used in the usual way, turns \-iolet at thepositive pole. STORAGE BATTERIES that the charging connections are properly made. If there benot sufficient resistance in the charging rheostat to reduce… … Figs. 1,171 to 1.177.—National batter>- boh connector and parts. The connector Isequipped with grease cups and antimonious lead washers. Disconnecting Cells.—The best method of disconnectingcells assembled with pillar straps, for the purpose of replacingbroken jars, cleaning or taking out of…
Electrical engineering
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