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 411
ss (borosilicate of lead) among solids, and bisul-phide of carbon among liqvxids, show this effect in an especial degree.The experiment is easily made with a Ruhmkorffs electio-magnet (Fig. 249); the iron cores are hollow, and rays of lightfrom a lamp, L, travel along the axis pp ; at p is the… … Fig. 249. the analyser must be turned through an angle which can be readoff from the limb D, and is a measure of the rotation. By reversingthe current, an equal rotation is obtained in the opposite direction.For a given substance the direction of the rotation is inde-pendent of the direction in…
Electricity · Magnetism
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