题目内容
在纯电容负载作三角形连接的三相对称电路中,各相
=38Ω,电源线电压为380V,则三相负载的无功功率是( )。
2025-06-27
A.11.4kVar
B.3.8kVar
C.6.5SkVar
D.12.8kVar
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