Elementary lessons in electricity and magnetism (1906)
Thompson, Silvanus P. (Silvanus Phillips), 1851-1916, Schwetzky, Otto H. L. [from old catalog] · Chicago, Thompson & Thomas · leaf 92
ting end of themagnetic needle, weshall find that it isrepelled by one poleand attracted by the other; and that the same pole which attracts thenorth-pointing endof the needle re-pels the south-pointing end. If we try asimirlar experiment onthe magnetic needle, using fora magnet a secondmagnetised… … Fig. 43- CMAP. II.] ELECTRICITY AND MAGNETISM. >5 pole, and that the S.-pointing pole repels the S.-pointingpole ; but that a N.-pointing pole attracts and is attractedby a S.-pointing pole. 81. Two kinds of Magnetic Poles.—There wouldtherefore appear to be two opposite kinds of magnetism,or at…
Electricity · Magnetism
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