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 326
expressesthe relation between the induction and the field, is called themagnetic pei-inedliility of the substance. Denoting it by /x we write D = ilF.The value of k is positive for magnetic, and negative for diamag-netic, substances ; but for all, except iron, cobalt and nickel, itsnumerical value… … NDUCTION ] POLAR-HELDIFig. 174. Thus if A is the maijnetisation. 304 MAGNETIC INDUCTION [201- substances, k and /x may be considered as constant numericalcoefficients, but for iron and similar substances they are verycomplicated functions. For a given substance under otherwiseuniform conditions…
Electricity · Magnetism
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