Henry and Hora's modern electricity; a practical working encyclopedia (1915)
Henry, James. [from old catalog], Hora, Karel Jan, 1881- [from old catalog] joint author · Chicago, Laird & Lee, inc. · leaf 104
multiply by 4, because the two halvesof the coil cut the lines twice each in every revolution.) A coil of several turns must be considered a row of singlecoils connected in series, which we may compare to a Voltaicpile or a battery of cells connected in series. The E. M. F.set up in the coil equals… … Figs. 27 and 28. of force vertically downwards (B). then the current flows fromright to left in the wire C, ( See fig. 27, representing a sliderC moving in the direction A on rails.The circuit consists of slider, railsand crosspiece D.) This is easilyremembered by holding out the righthand in the…
Electrical engineering
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