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- · New York, T. Audel · leaf 235
er work and generally for lightingservice, the brushes of each machine are set at the neutral point in order to get the bestresults for operating alternately either as a generator or motor. Where the changes ofbalance are so gradual as to permit of hand adjustment if desired, a considerable… … Cs2~*.sf J -1 - ■3 - —j ~ *■ .- 3 z z - 3 - — _ »i -■,_ i—> a u g u 1 s r ■- & i - -?-- § - = _ ~ = — ^ :=j= s = — - r> Tj ._ .- >.-:....— ■^-= r) - - = £ § 5 S ?■* £ = -•?: i Li r---~ n-
Electrical engineering
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