Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 503
;u oj+f bedbo *a Du bp-H 35 ^ rjS-d so £ 2.3 . ft « . 0) rt <u °v-t M a> +s v, eg 2 o 2,594 HAWKINS ELECTRICITY Ques. For what service are maximum traction trucksextensively used? Ans. For city street railway cars where the numerous stopsrequired demand a high rate of acceleration. This is… … Figs. 3,654 and 3,655.—Two arrangements of motors. Fig. 3,654, tandem hung; fig. 3,655inside hung. The tandem method permits a locomotive to be made with a short wheelbase and at the same time with good riding qualities. The average gauge, track, and curvelimitations of mine service make this the…
Electrical engineering
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