International Library of Technology · Scranton, International Textbook Co. · leaf 237
Fig. 22. Fig. 23. 48. Lamps in Multiple Series.—This method, some-times called parallel series, is a combination of the two 40 ELECTRIC LIGHTING. 16 preceding and is used in a number of special cases. Per-haps its widest use is in connection with the lighting ofelectric street cars; it is also used…
Electrical engineering
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