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When an induction motor with 10 poles is supplied by 50Hz three-phase ac power source, the synchronous revolutions per minute is__ (Synchronous r/min= 120 f/p)A, 1000 .B.900c.700D, 600

When an induction motor with 10 poles is supplied by 50Hz three-phase ac power source, the synchronous revolutions per minute is__ (Synchronous r/min= 120 f/p)A, 1000 .
B、900c.700D, 600

发布时间：2025-07-21 14:00:22

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答案：600

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