Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 346
Fig. 307. Drum-wound armature DYNAMOS 29T … As the coil rotates, an induced alternating current passesthrough the circuit. This current reverses direction as oftenas the coil passes through theposition shown in Fig. 308, thatis, the position in which the con-ductors are moving paiwllel tothe lines of force; for at thisinstant the conductors…
Physics
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