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Practical physics (1922)

Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 347

An illustration from Practical physics, 1922, leaf 347
sents an alternating-current dynamo with revolvingfield and stationary armature con-nected directly to a tandem com-pound engine. Alternators of 5000-kilowatt capacity (nearly 7000horse power) have been built torun at the unusually high speed of 3600 revolutions per minute. Alternators of lower… … Fig. 310. Diagram of alternating-current dynamo

Physics

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