题目内容
并联谐振电路的特点叙述正确的是()
2020-12-16
A.电容电流与电感电流大小相等
B.电阻电流小于电感电流和电容电流
C.谐振状态下电源发出的无功功率为零
D.电阻越大,电路的品质因数越髙
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