International Library of Technology · Scranton, International Textbook Co. · leaf 170
two, N c, isfound. This resultant N e repre-sents the direction andamount of the single forcethat would deflect the mag-net to the position shown,where it makes the angle vi°with the line Nc^ which isparallel to a b. It is evident that thelengths Nc and A^</ can rep-resent H diVidf,… … f=H. (451.) Note.—This principle may also be demonstrated by the use ofcouples, as in the case of the tangent galvanometer, and it is recom-mended that the student work out that demonstration himself. The value of/may be obtained in the same manner asfor the tangent galvanometer. If a magnet be…
Electrical engineering
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