St. John, Thomas M. (Thomas Matthew), b. 1865 · New York, T. M. St. John · leaf 29
gnet, as in Fig. 27, poles will be pnjdnced in the soft iron, the one nearest the magnet being the south pole, and the other the north pole. 37. Magnetic Field. If a bar magnet be laid upon the table, and a compass be moved about it, the compa.ss- needle will be attracT:ed by the magnet, and it… … Fig. 27. ^» \ Fig. 2S. ABOUT MAGNETS AND MAGNETISM. Upon the compass-needle. The space around the magnet,in which this inductive action takes place, is called themagnetic field. Fig. 28 shows some of the positions mm^m
Electricity
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