問題詳情

1.若no為旋轉磁場速度，n為轉子轉速，則三相感應電動機的轉差率計算公式為何？
(A)S = (no＋n) / no
(B)S = (no－n) / n
(C)S = (no－n) / no
(D)S = (no＋n) / n

參考答案

答案：C
難度：簡單0.703704
統計：A(2),B(3),C(19),D(2),E(0)