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 151
between the direction of rotation,of a machine when acting as a motor or as a dynamo. MOTORS 363 Ques. What is the behavior of a shunt dynamo whenused as a motor? Ans. Its direction of rotation remains unchanged. Ques. Why is this? Ans. Because if the connections be such that the currentsupplied… … MOTOR pNPUCTOW 13 URCTP Fig. 411.—The left hand rule for direction of motion in motors. Place the left hand, asshown, so that the thumb points in the direction of the current, the 3rd, 4th and 5th fingers inthe direction of the lines of force, then will the 2nd or forefinger, at right angles to the…
Electrical engineering
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