Elementary treatise on electricity and magnetism : (1905)
Foster, G. C. (George Carey), 1835-1919, Joubert, J. (Jules François), 1834-1910, Porter, Alfred W. (Alfred William), 1863-1939 · London ; New York ; Bombay : Longmans, Green, and Co. · leaf 518
496 CONTINUOUS-CURRENT MACHINES [422- … attached to it, would be nearly uniform ; the ring, placed in thisfield, acquires by influence poles at the two ends of a diameterwhich are of the opposite kind to those of the adjacent pole-pieces;it thus absorbs the lines of force proceeding from the pole-pieces,and conducts them through its…
Electricity · Magnetism
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