Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
, and even silica, arefound to have the same property. See Diamagnetism, 783. 617. Figure 44.—Magnetic induction illustrated by aseries of rings.—If an iron ring be placed in contact with a magnet,it will, by induction, become itself a magnet. If a second ring be pre-sented to the first, it will in… … 618. Figure 45.—Arrangement of poles by inductionin a star-shaped body.—If a piece of sheet-iron be cut in theform of a star, and one end of a bar-magnet be placed on its centre, asrepresented in the figure, the central part will have the opposite polari-ty of the end of the magnet in contact with…
Physics · Astronomy
Internet Archive · University of Connecticut Library · Public Domain Mark 1.0. Free to use for anything.
