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 329
gnetic induction, thus correspond to analogous ideas.204. Magnetic Screens.—If a hollow block of iron be placediu a magnetic field, the perturbation of the lines by the iron issuch as to make the field within the cavity less intense than theundisturbed field. In the case of a hollow cylinder placed… … Fici. 177. plane of the paper) is supposed constant. The recipiocal of theirdistance apart at any place is therefore a measure of the intensityof induction there. The figure represents the case where the per-meability is 100. It will be seen that the two dotted lines of in-duction which lie close…
Electricity · Magnetism
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
