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 33
pproach of one negatively electrified, theywill tend to close together. If now the brown paper be brought nearthe electroscope, the leaves will be seen to diverge more, proving theelectrification of the paper to be of the same kind as that with whichthe electroscope is charged. The gold leaf… … •^
Electrical engineering
Internet Archive · Brigham Young University · Public Domain Mark 1.0. Free to use for anything.
