問題詳情
22.一台四極的感應馬達,作為新北市某工廠的抽水主機,若其滿載轉速為1440rpm,則轉差率為:
(A)2%
(B)4%
(C)10%
(D)20%
(A)2%
(B)4%
(C)10%
(D)20%
參考答案
答案：D
難度：計算中-1
書單：沒有書單，新增
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