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 44
Fig. 32.—The Toepler-Holtzelectric machine. J? s … Fig. 33.—Principle of Toepler-Holtz electric machine. Action of the Toepler-Holtz Machine.—The action of themachine described above is best understood from the diagramof fig. 33. Suppose that a small + charge is originally placedon the inductor CD. Induction takes place in the metallicsystem…
Electrical engineering
Internet Archive · Brigham Young University · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer01inte-202-82.webp)
