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 388
ble in motet air ? Inavacuumt (368.)What effect has the form of a hocly ? FUNDAMENTAL PRINCIPLES OF ELECTRICITY. 385 fluid is equally distributed, as may be shown by an instru-ment called a proof-plane. The proof-plane consists of a disk of gilt paper attached to the endof a rod of gumlac, which… … Fte. 252. If the electrified body is a sphere, the same amount ofattraction for the pith ball is shown, wherever the contactmay be made; this shows that the proof-plane is equallycharged at every point of the sphere, and consequently it isinferred that the distribution is uniform over the…
Physics
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