Introductory course of natural philosophy for the use of schools and academies. Ed. from Ganot's popular physics. By William G. Peck (1869)
Ganot, Adolphe, 1804-1887, Peck, William Guy, 1820-1892 · New York A.S. Barnes · leaf 374
passing fromplace to place, increasing as we ap-proach the magnetic poles of theearth, where the dip is 90°; that is,the needle is perpendicular to thehorizon. The dip is subject to irregularitiescorresponding to those of the declina-tion. The amount of the dip is animportant element in forming a… … Fig. 244. III. — YETHODS OF IMPARTING MAGNETISM. Magnetizing by Terrestrial Induction. 355. To magnetize a body is to impart to it theproperties of a magnet; that is, to impart to it the proper-ty of attracting magnetic bodies. The only substances that can be permanently magnetized,are steel and…
Physics
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