The outlines of physics: an elementary text-book (1897)
Nichols, E. L. (Edward Leamington), 1854-1937 · New York, The Macmillan Company; London, Macmillan & Co., Ltd. · leaf 335
n increases toa certain value and thendiminishes again, passingthrough the zero point andchanging sign. There is,in fact, a neutral point be-tween copper and iron atabout 275° C. If we wereto measure temperature dif-ferences of the junctions,as well as deflections, weshould be able to plot a curve… … ELECTBOMAONETIC INDUCTION 321 CHAPTER XXXIIIELECTROMAGNETIC INDUCTION 291. The Production of a Current in a Wire by CuttingLines of Force. — If a wire be moved in a magnetic fieldin such a direction as to cut the lines of force, an electriccurrent will be set up in the wire. A current thus…
Physics
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