International Library of Technology · Scranton, International Textbook Co. · leaf 455
ground and g, the lightning-arresterground, running from the main ground wire to a post in thelower right-hand end of the box. Ordinarily, the path ofthe current is t-t-k-f-a and to the ground at^; as soon aslightning strikes, it takes the path i-f-t-a-n-z-p-l and tothe ground at g; on reaching… … § 25 ELECTRIC RAILWAYS. 23 first sudden discharge prefers to take tlie carbon non-induct-ive path in multiple with it. In passing- through the coil,the current sets up a strong magnetic field across the gap a;the arc is put out and the arrester is ready for the next dis-charge. resista:n^ce coii.s.…
Electrical engineering
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