Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 89
ermined by mul-tiplying the degrees distortion by a constant.A coil, so arranged that it surrounded but did not touch the rings, madecontact at its ends with two fixed brushes that rested in diametrically oppo-site positions on a two-part commutator, which revolved with a magnet.The segments were… … 1000 .\-(,o 3000 4!A\! 5000 t X) 7000 . CYCL SUO0 - c ex ) - r E :WJ 7000 0000 / 2000 - 3000 1000 Fig. 11. induction, when the brushes changed contact from one segment to the other,it is evident, the self-induction of the circuit being negligible, that themean value of the current in the circuit…
Electrical engineering
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