.电路如下图所示,US=2V,IS=2A,R1=R2=4Ω。电阻R1和R2消耗的功率由( )提供。
发布时间:2025-12-02
A.电压源
B.电流源
C.电压源和电流源
D.无法判断
试卷相关题目
-
SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69433' and id < 4496476 and id<>'4496476' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69433' and id > 4496476 and id<>'4496476' order by id asc limit 5
湘公网安备:43011102000856号 
