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 517
veral turns of wire. The ring is placed between the poles ofa horse-shoe magnet or of an electromagnet,and is made to rotate uniformly (Fig.334). Two brushes, c d, rest on the col-lector at the ends of a diameter, which isnearly at right angles to the line of theFig. 3.34. poles of the magnet, and… … 496 CONTINUOUS-CURRENT MACHINES [422-
Electricity · Magnetism
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