27. 如圖【5】所示電路,電路之總阻抗及消耗功率分別為多少?
(A)3Ω,800W
(B)5Ω,1200W
(C)7Ω,1600W
(D)110Ω,
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統計: A(19), B(332), C(21), D(12), E(0) #3076598
統計: A(19), B(332), C(21), D(12), E(0) #3076598