International Library of Technology · Scranton, International Textbook Co. · leaf 95
>;;;n^<o^ ■ -~*=-i Fig. 929. Fig. 928.by a sort of magneticzuhirl, as shown in Fig. 929, the magnetic densitydecreasing as the distance from the conductorincreases. 2384. If the current in a horizontal conduct-or is flowing tozvards thenorth and a compass is placedunder the wire, the north… … 1530 PRINCIPLES OF
Electrical engineering
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