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 39
nk as in Experiment 8. Practical Application of Permanent Magnets. — Perma-nent magnets are used extensively in portable and stationtypes of ammetersand voltmeters sim-ilar to the Westontype, Figs. 22, 23,24, 25, 26, as ameans of produc-ing load in Thom-son RecordingWattmeters, Figs.27, 28. They…
Electricity · Electrical engineering
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