Willoughby, George Alonzo, 1894- · Peoria, Ill. : Manual Arts Press · leaf 50
ed by cutting down the amount of current flowingthru the lamps when it is desired to make them dim, and giv-ing them the full required amount when it is desired to have BATTERY-LIGHTING CIRCUITS 45 them bright. Two different circuits are usually provided be-tween the switch and the battery, and a… … Fig. 25. Showing one common method of making possible the light-ing of lamps brightly or dimly. The resistance causes a dimmingof the light. equivalent of reducing the voltage impressed upon them,and they give a dim light instead of a bright one. Summary op Principles in Chapter V 1. Battery…
Electricity · Electrical engineering
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