Elementary treatise on electricity and magnetism : founded on Joubert's "Traité élémentaire d'électricité" (1909)
Foster, G. Carey (George Carey), Porter, Alfred William, 1863-1939, Joubert, Jules François · London : Longmans · leaf 434
UTUAL INDUCTANCE 411 In both cases the same quantity of electricity is put in motion;but the law according to which the intensity varies is not thesame. The time occupied by the cessation of the inducing current,even when it is prolonged by the spark (320), is usually less thanthat which… … Fig. 26G. coil, bb, containing re-^ turns per unit length, area of section A, tobe surrounded about the middle (Fig. 266) by another coil, A, com-posed of n turns of wiie. The flux in the interior of the coil bb when the current is unityis iirn^ixS (280), and as this is enclosed n times by the coil…
Electricity · Magnetism
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