16 將左下圖電路之 Y 型電路轉換為右下圖之 Δ 型電路時,求 R1、R2、R3各為多少 Ω?
(A)R1 = 50 Ω,R2 = 50 Ω,R3 =20 Ω
(B)R1 = 20 Ω,R2 = 20 Ω,R3 =50 Ω
(C)R1 = 25 Ω,R2 = 25 Ω,R3 =50 Ω
(D)R1 = 25 Ω,R2 = 50 Ω,R3 =50 Ω
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統計: A(43), B(32), C(43), D(712), E(0) #2354831
統計: A(43), B(32), C(43), D(712), E(0) #2354831

