Electricity experimentally and practically applied; a book for the beginner and for the practical man, principles, experiments, practical applications and problems (1910)
Ashe, Sydney Whitmore · New York, D. Van Nostrand company · leaf 31
kly from themagnet; it should not be allowed to snap back,striking the poles, but should be allowed tomake the contact slowly. By carefully fol-lowing these directions, it is possible, after a large numberof trials, to increase the magnetism of a magnet quite per-ceptibly. The Obtaining of a… … Fig. 12. — Keeper and Magnet. lO EXPERIMENTAL ELECTRICITY As the iron is hardened or as it contains a greater propor-tion of carbon, it is found that when subjected to the samemagnetizing force as before and the magnetizing force isremoved, it retains a greater amount of this magnetism,becoming…
Electricity · Electrical engineering
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