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 327
e strength of the currentdecreased, the arc will givea violet light; while on theother hand, if the length 2,418 HAWKINS ELECTRICITY of the white arc be decreased, it will first give a yellowish, and thena reddish light. The Arc Stream or Flame.—The portion of the arc which liesdirectly between the… … 23 4 56789 10AMPERES 27 58 </> 1.970 £ /./$2o .394- 12 13 14 Fig. 3,331.—Diagram showing watts consumed by different current strengths, that is, if the|length of arc be kept constant and the current be increased, the watts will vary, as indicated the vaporized carbon combines with the oxygen…
Electrical engineering
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