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 241
reason that resistance is interposed in the path of the currentat the fracture. It always results in sparking at the brushes,and the heating being confined to the neighborhood of the break. Oues. What are the effects of operation above the ratedvoltage and below normal speed? Ans. Voltage above… … Fig. 730.—Forced system of lubrication as applied to enxine of the generatiiig set showc infig. 443. In engines empirying the forced system of lubncation the crank pit. which isformed by the columns, is accessible through doors in the front and back of the engine.The base of the engine forms an oil…
Electrical engineering
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