Electricity for everybody; its nature and uses explained (1895)
Atkinson, Philip · New York, The Century Co. · leaf 119
ld both have thesame polarity, and there would beconsequent poles at the bend,whose polarity would also be thesame, but opposite to that of theend poles. There are usually a number oflayers of this wire, which iswrapped with insulating materialand closely wound like thread ona spool; in fact, it is… … Fig. 45. 104 ELECTRICITY FOR EVERYBODY. quality of soft iron, capable both of acquiring and losingits magnetism in the shortest time; quick loss being asimportant as quick gain for most practical purposes, inwhich magnetic gain and loss usually alternate in rapidsuccession. The quantity of wire…
Electricity
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