Elementary treatise on electricity and magnetism (1903)
Foster, George Carey, 1835-1919, Joubert, Jules François, 1834-1910. Traité élémentaire d'électricité, Porter, Alfred William, 1863- joint author · London, New York, Longmans, Green, and co. · leaf 518
mplicated conditions which we shall investigatein the next chapter. They give continuous currents in this sensethat their direction is constant, but the strength is n6t uniform.Moreover, the electromotive force for a given current is no longerproportional to the speed, and if <t>{C)… … Fig. 333. 422. Gramme Machine—Essential Parts.—The principal part of the machine is a coil formed of a series of loops or sec-tions, B, all coiled in the same direction, and completely encirclinga soft iron ring, A (Fig. 333). Each loopis in connection with the next by meansof a conducting…
Electricity · Magnetism
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