Elementary treatise on electricity and magnetism : (1905)
Foster, G. C. (George Carey), 1835-1919, Joubert, J. (Jules François), 1834-1910, Porter, Alfred W. (Alfred William), 1863-1939 · London ; New York ; Bombay : Longmans, Green, and Co. · leaf 361
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 mercviry (Fig. 225), separated by… … FiG. 225. lating partition, are connected by an iron wire, bent so as toform two parallel horizontal branches, ti]} and rq^ connected bya cross-piece, pq. When connection is made with a battery bythe cvips E and F, the wire glides on the surface of the mercuryaway from the points by which the…
Electricity · Magnetism
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