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 152
tialsbecomes P v,-v It is somewhat diflicult to measure accurately the distance eof the two plates. This difiiculty is got rid of by the following device : The lower plate is put toearth so that its potential F=0,and the reading of the micro-meter rii, which satisfies the con-dition above stated,… … >^V^- i\-v SirPgAK Ik ^fgjgjg;;-^^j^>g-^^^^^=g^^^=s^^ from which by subtraction Fig. 72. V={e-e), It is thus sufficient to measure the difference e - e of the twopositions of the plate a. 87. In order to keep this plate at a constant potential, Fj, thewhole system consisting of the plate, the…
Electricity · Magnetism
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