Practical applied electricity; a book in plain English, for the practical man. Theory, practical applications and examples (1911)
Moreton, David Penn, 1882- · Chicago, The Reilly & Britton co · leaf 110
ompany,Cleveland, Ohio, which is used for the above purpose, is shownin Fig. 71. 110. Hysteresis.—If a piece of iron be magnetized, then ELECTROMAGNETISM 99 demagnetized and magnetized in the opposite direction andagain demagnetized it will be found that the degree ofmagnetization will be different… … Fig. 71 certain values of (H) will be greater when the magnetizingforce is decreasing than they will be for the same values of(H) when the magnetizing force is increasing. Fig. 72shows the relation between (/3) and (H) when the ironis carried through what is termed a complete cycle; that is,it is…
Electrical engineering
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