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 62
the simplest form of cell, as zinc, copper, and dilute sul-phuric acid, no attempt has been made to prevent the evil ofpolarization, hence, it will quickly polarize when the current isclosed for any length of time, and may be classified as an opencircuit cell. 42 HAWKINS ELECTRICITY When…
Electrical engineering
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