모두CBT
Y 결선의 평형 3상 회로에서 선간전압 Vab와 상전압 Van의 관계로 옳은 것은? (단, Vbn=Vane−j(2π/3), Vcn=Vbne−j(2π/3)V_{bn}=V_{an}e^{-j(2\pi/3)},\ V_{cn}=V_{bn}e^{-j(2\pi/3)}Vbn=Vane−j(2π/3), Vcn=Vbne−j(2π/3))
Vab=13ej(π/6)VanV_{ab}=\dfrac{1}{\sqrt{3}}e^{j(\pi/6)}V_{an}Vab=31ej(π/6)Van
Vab=3ej(π/6)VanV_{ab}=\sqrt{3}e^{j(\pi/6)}V_{an}Vab=3ej(π/6)Van
Vab=13e−j(π/6)VanV_{ab}=\dfrac{1}{\sqrt{3}}e^{-j(\pi/6)}V_{an}Vab=31e−j(π/6)Van
Vab=3e−j(π/6)VanV_{ab}=\sqrt{3}e^{-j(\pi/6)}V_{an}Vab=3e−j(π/6)Van