Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1903)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 47
ameheight, as a poised magnetic _5 needle, when it is pointingv^curVtLc, toward the N and S, as inFig. 42. Leave a small dis-tance between the end of theiron rod and the N-pole ofthe needle. The N-pole ofthe needle induces a S-polein the iron nearest to it,and a N-pole at the far end, and is… … Fig. 42. Magnetic Induction. MA GNETIO IND UCTION. 29 from the iron rod. The bar magnet (the inducing body) beingstronger than the needle, induces a S-pole in the end of the ironnearer to it, and a N-pole in the other end ; thus not only neutraliz-ing the needles inductive effect, but demagnetising…
Electricity · Magnetism
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
