Dynamos and motors; a text book for colleges and technical schools (1911)
Franklin, William S. (William Suddards), 1863-1930, Esty, William, 1868-1928 · New York The Macmillan company · leaf 350
nd like a polyphase •alternator armature, and thewinding is short-circuited through an adjustable resistance. ThusFig. 251 shows a wire-wound rotor with a de\ice in its interiorfor varying the short-circuit.resistance of the windings; the resist-ance is usually controlled by pushing on a knob at… … Fig. 249. 342 DYNAMOS AND MOTORS.
Dynamos · Electric motors
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