Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 425
Fig. 246. tween the terminals of the lamp, the connections being made insuch a way that the electric current shall pass through it in adirection opposite to that in the primary or thick wire circuit,forming a shunt circuit of high resistance through the lamp, 4.04. THE ELECTltIC LIGHT. … Fig. 247. THE BRUSH ARC LAMP. 405 which being always closed is independent of the arc. As thecurrent flows in opposite directions aronnd the magnet, the in-flaence of the fine wire circuit neutralizes or weakens the attrac-tive influence of the thicker helix, but the number of the con-volutions of…
Electrical engineering
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