A dictionary of electrical words, terms and phrases (1898)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W. J. Johnston company · leaf 490
Fig. JO 6. Practical Solenoid.505 and 506, of a spiral coil of wire in which thesuccessive circular circuits are connected to oneanother in series. … Fig>5<>7. Right-HandedHeUx. Fig.so8. Left-HandedHelix. Fig. joo. Helix, with Consequent Poles. The polarity of the solenoid depends on thedirection of the current, and therefore on thedirection of winding. In any solenoid, however,the polarity may be reversed by reversing thedirection of…
Electricity · Electrical engineering
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