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 40
FIG. 25,-Faradays ice pail experiment. An ice pail P ^^^S^l^K carriedan electroscope C, is placed.on an insulating stand S A- charged.conductor *.. . by a silk thread, is lowered into the pail, and finally^feand farther until K is well aasaasHsassHwEJMrtttBf.-j! completely discharged. The labor of…
Electrical engineering
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