Elementary treatise on electricity and magnetism (1903)
Foster, George Carey, 1835-1919, Joubert, Jules François, 1834-1910. Traité élémentaire d'électricité, Porter, Alfred William, 1863- joint author · London, New York, Longmans, Green, and co. · leaf 147
us is usedto measure comparativelylarge quantities of elec-tricity, such as the charge of a Leyden battery. It consists of aLeyden jar (Fig. 74), the outer coating of which is in conductingcommunication with a knob, B, which by means of a micrometricscrew, F, may be set at any measured distance… … Fig. 74. 88] LANES. UNIT JAR 125 a value depending on their distance apart. For the same distancebetween the knobs, every spark that passes represents the samequantity of electricity. In order to measure the charge of a Leyden battery, the unitjar may be insulated and interposed between one…
Electricity · Magnetism
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