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 83
uch a tube we shall call a tulieof induction.If D is the induction at the point r, theproduct DdA of the induction into the pei-pendicular section of the tube at P is what weshall speak of as the flux of induction withinthe tube at the point in question.The tube cuts out an element dS from a… … Fig. 2 42] TUBES OF INDUCTION 61 element, and has the same numerical value as the flux tliroughthe right section dA of the tube in question ; for if a is the anglebetween the normals to the two elements, we have dA = dS cos a D,^ = D cos a, wherefore ^,/^»S = DdA. The total flux which traverses any…
Electricity · Magnetism
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