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22. 如圖(十二)所示之交流電路,已知 vs(t) =100sin500t V,電路的功率因數為 0.8 落後,則電容 C 之值為何? (A) 65μF (B) 50μF(C) 35μF(D
問題詳情
22. 如圖(十二)所示之交流電路,已知 vs(t) =100sin500t V,電路的功率因數為 0.8 落後,則電容 C 之值為何?
(A) 65μF
(B) 50μF
(C) 35μF
(D) 20μF
參考答案
答案:C
難度:適中0.5
統計:A(3),B(1),C(10),D(2),E(0)
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