若某一电路的端电压
=20∠30°V,非关联参考方向的电流
=20∠-120°A,则该电路的等效复阻抗Z=( )W。
发布时间:2025-12-07
A.1∠30°
B.1∠0°
C.1∠-30°
D.1∠60°
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