Elementary treatise on electricity and magnetism : founded on Joubert's "Traité élémentaire d'électricité" (1909)
Foster, G. Carey (George Carey), Porter, Alfred William, 1863-1939, Joubert, Jules François · London : Longmans · leaf 392
Fig. 224. of a circle, as this comprises the greatest area within a givenperimeter. This is the true explanation of a well-known experiment ofAmpere, which he regarded as proving that two consecutiveelements of the same current repel one another. Two quantities of mercury (Fig. 225), separated by… … FiG. 225. lating partition, are connected by an iron wire, bent so as toform two parallel horizontal branches, np and rg^ connected bya cross-piece, p><l- When connection is made with a battery bythe cups E and F, the wire glides on the surface of the mercuryaway from the points by which the…
Electricity · Magnetism
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