Advanced theory of electricity and magnetism; A text-book for colleges and technical schools (1915)
Franklin, William S. (William Suddards), 1863-1930, MacNutt, Barry, 1878-1936. joint author · New York, Macmillan · leaf 16
c p^j»current is flowing is a mag- \netic field. Figure 4 shows a ss*compass needle placed at apoint p near a large magnet.The dotted arrow shows thedirection of the magnetic fieldat p. Fig. 4. _, , , , , The dotted line shows the direction in. The poles of a magnet are which the small magnet at p… … Fig. 5a. Figure 5a is a photograph of the figure obtained by dustingiron filings on a pane of glass which is placed over two large * If the needle is perfectly balanced. ADVANCED ELECTRICITY AND MAGNETISM magnet poles, a north pole and a south pole, facing each othef.The filaments of iron filings…
Electricity · Magnetism
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