Introductory course of natural philosophy for the use of schools and academies. Ed. from Ganot's popular physics. By William G. Peck (1869)
Ganot, Adolphe, 1804-1887, Peck, William Guy, 1820-1892 · New York A.S. Barnes · leaf 392
electricity may be gen-erated by friction. Row does the positive electricity act t now is the negative fluid drawn off?Had the inducing body been negatively electrified, what would have happened?( 370.) What is an Electrical Machine? INDUCTION. 389 This machine was invented about two hundred years… … Fig. 254. against the ball, a quantity of frictional electricity was developed.After various improvements the machine has taken the form shownin Fig. 254. which is the form that is now most generally employed inphysical researches. Wken invented and by whom f 390 POPULAR PHYSICS. The principal…
Physics
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