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1. 對串激式直流電動機而言,下列何者正確?(A) 轉矩隨負載電流之增加而減少(B) 轉矩隨轉速之增加而增加(C) 轉速隨負載電流之增加而減少(D) 激磁隨負載電流之增加而減少
問題詳情
1. 對串激式直流電動機而言,下列何者正確?
(A) 轉矩隨負載電流之增加而減少
(B) 轉矩隨轉速之增加而增加
(C) 轉速隨負載電流之增加而減少
(D) 激磁隨負載電流之增加而減少
參考答案
答案:C
難度:適中0.538462
統計:A(6),B(12),C(28),D(4),E(0)
用户評論
【用戶】
Rohmer Liu
【年級】高二下
【評論內容】N=v-IR/k(phi),故I越大,N越小
上一篇 :
10.孟子曰:「仁者如射,射者正己而後發,發而不中,不怨勝己者,反求諸己而已矣。」(〈公孫丑上〉)這段話的意義,與下列孔子言論契合的選項是:(A)求仁而得仁,又何怨(B)為仁由己,而由人乎哉(C)唯仁
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