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 534
tive force capable of giving longsparks and of charging Leyden batteries,—capable, in short, ofreproducing all the effects which are ordinarily obtained withelectrostatic machines. The apparatus represented in Fig. 347 consists of a cylindricalcore of soft iron formed of a bundle of parallel wires;… … Fig. 347. 512 ALTERNATE-CURRENT MACHINES [437 and B. This secondary wire is veiy carefully insulated so as toavoid internal discharges. Instead of coiling it in successive layer.sparallel to the axis, it is wound in separate sections perpendicularto the axis, and these are separated from each other…
Electricity · Magnetism
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