Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 424
Fig. 243. Fig. 44. shorten the arc until the proper strength of the current isrestored, when the rising of the plunger once more holds thecarbon in position. Each of the bobbins of the controlling magnet is wound with THE BRUSH AEO LAMP. 403 two distinct coils of wire, tlie first consisting of a… … 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.
Electrical engineering
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