单项选择题
A.1/3Id B.0.577Id C.0.817Id
A.1.35UyCosα B.1.35Uy C.1.35Uy(1+Cosα)×1/2
A.50W B.75W C.25W
A.总容抗小于10Ω B.总电容小于10Ω C.C1电容量较C2电容量大
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