Henry and Hora's modern electricity; a practical working encyclopedia (1915)
Henry, James. [from old catalog], Hora, Karel Jan, 1881- [from old catalog] joint author · Chicago, Laird & Lee, inc. · leaf 318
engineering 3. Power transmission engineering. 314 ELECTRICAL ENGINEERING 315 Electric railway engineering 266. Suppose an electric railway is to be erected in asmall town. The simple chart of this track is shown infig. 150. The main line A-B-C, is to be double track; allother branches single… … DRAWN Fig. 150. 52-8 CI 10 79-2 it 15 528 it 100 Rise in feet with each per cent of grade: GRADE FOR ONE MILE FOR 1,000 FEET. £ per cent. 26*4 feet. 5 feet. 1 •■ 10 «• •- Rise for other grades may be easily found by multiplicationor division ; thus for 15£ per cent per mile, the rise…
Electrical engineering
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