37. 依戴維寧等效電路的定義,由 ab 端所看進左邊的等效電壓 VTH 與等效電阻RTH分別為多少?
(A) VTH = 48 V, RTH = 6 Ω
(B) VTH = 4 V, RTH = 2 Ω
(C) VTH = 52 V, RTH = 6 Ω
(D) VTH = 52 V, RTH = 2 Ω
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統計: A(0), B(0), C(1), D(0), E(0) #3822707
統計: A(0), B(0), C(1), D(0), E(0) #3822707