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 31
- 3*2<feJ — s. 9 --_• = = =- :~S a - — - ~ - 6 w S - § * - - — _ — — — fc- c .- j;-k « g •si a a £-a id S .« — .f _ x - t- = « - i^&3 . i S - ?i s5?-2«*Sb in5 ALTERNATING CURRENT MOTORS 1,^89 Ques. What is the difference of speed called? Ans. The slip. This is a vital factor in the operation… … Fig. 1,650.—Ideal fifteen horse power two phase induction motor. The armature core issupported by a cast iron frame carried on a base, with sliding ways and screw adjust-ment for tightening the belt. The armature core is provided with ventilating apertures,with metal spacers between each tooth. The…
Electrical engineering
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