Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 235
The coefficient of self induction L = T 10 ~8 so that, to have a 14 210 PRINCIPLES OF ELECTRICAL ENGINEERING [Chap, xxix large inductance, a circuit must be linked by a large flux <j> fora given current /. The inductance of coil B Fig. 233 is muchgreater than that of the duplicate coil A… … I \+\ f f Wood t V C >> 1 i i j > > f » c > c » v- Fig. 232. BFig. 233.—Inductive circuits. reluctance of the magnetic circuit is decreased, so that a largerflux <f> is produced by a given current I and the inductance isthereby increased. An incandescent lamp filament has an…
Electrical engineering
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