如图所示正弦电路中，，且电路处于谐振状态，则复阻抗Z为（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69470' and id < 4499523 and id<>'4499523' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69470' and id > 4499523 and id<>'4499523' order by id asc limit 5