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47.如【圖 47】所示,其戴維寧等效電路阻抗 為何? (A) 6-j8 Ω(B) 6+j8 Ω(C) 8+j6 Ω(D) 8-j6 Ω
問題詳情
47.如【圖 47】所示,其戴維寧等效電路阻抗
為何?
(A) 6-j8 Ω
(B) 6+j8 Ω
(C) 8+j6 Ω
(D) 8-j6 Ω
參考答案
答案:A
難度:
簡單
0.733
書單:
沒有書單,新增
上一篇 :
63.交流壓及電流之方程式如下:v(t)=100cos(314t-30°)V,i(t)=-5sin(314t+60°)A,則兩者的相位關係為:(A)電壓領先電流 30(B)電壓領先電流90度(C)電壓
下一篇 :
36.一負載接上 DC 110 V 電壓量測電流為 13.75 A,若接上 AC 110 V 則電流為 11 A,此負載為何?(A) R=8 Ω, =10 Ω (B) R=10 Ω, =8 Ω(C)
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