题目内容
.如图所示对称三相电路,已知R=38Ω,U(.)AB=380∠0°V,则负载的线电流I(.)A,为( )。
2025-06-27
A.I(.)A=10∠0°
B.I(.)A=10
∠-30°
C.I(.)A=30∠30°
D.I(.)A=10
∠-30°
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