10.如【圖10】所示電路,戴維寧等效ETH及RTH分別為多少?
(A)ETH= 4V; RTH=3Ω
(B)ETH= 20V ; R TH=7Ω
(C)ETH= 4V ;RTH=7Ω
(D)ETH= 20V;RTH=3Ω

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統計: A(11), B(59), C(166), D(8), E(0) #2194499
統計: A(11), B(59), C(166), D(8), E(0) #2194499