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 148
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 depcnclii:ig on their distance apait. For the same tlistancebetween the knobs, every spark that passes represents the samequantity of electricity. In order to measure the charge of a Leyden battery, the vmitjar may be insulated and interposed between one…
Electricity · Magnetism
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