Elementary treatise on electricity and magnetism : (1905)
Foster, G. C. (George Carey), 1835-1919, Joubert, J. (Jules François), 1834-1910, Porter, Alfred W. (Alfred William), 1863-1939 · London ; New York ; Bombay : Longmans, Green, and Co. · leaf 380
(borosilicate of lead) among solids, and Ijisul-phide of caibon among liquids, show this effect in an especial degree.The experiment is easily made with a Ruhmkorffs electi-o-magnet (Fig. 249); the ii-on 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 cvirrent, an equal rotation is obtained in the opposite direction.For a given substance the direction of the rotation is inde-pendent of the directionin…
Electricity · Magnetism
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