問題詳情

19. A four-pole, 60Hz induction motor supplies 15kW to a load at a speed of 1710 rpm. Determinerotor frequency at this condition.
(A)3Hz
(B)6Hz
(C)63Hz
(D)57Hz

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增