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【单选题】
串联谐振 2 在 R 、 L 、 C 串联电路中,当总电流与总电压同相时 , 下列关系式正确的是()。
A.
ω 2 LC=1
B.
ω LC =1
C.
ω L 2 C =1
D.
ω LC 2 =1
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