如图所示电路，t=0时开关S打开，换路前电路已处于稳态，则换路后的（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/ec41b99f929a47699a281a55ef3c4d22.png
举一反三
- 如图所示电路，换路前已处于稳态，t=0时闭合开关S。试求换路后（闭合S）t=0+时的i与uc（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201904/053466736b334cee8618e15db8ff6f99.png
- 如图所示电路，换路前已处于稳态，t=0时闭合开关S。试求换路后（闭合S）t=0+时的i与uc( )。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201904/006bc2bbecc344e68c498e65823f46c6.png
- 图示电路中，已知电路换路前已处于稳态，换路后uC(∞)为（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/22a8c47804b8445b9f6eef428d920a07.jpg
- 电路如图所示，换路前电路处于稳态，在t=0时开关S闭合，当t = ∞时，电路的稳态电流ic为0A。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/f2f2e91a6b574beb8854ad0da0fc4168.png
- 电路如图5所示，开关K断开状态时电路达到稳定状态，开关闭合电路换路，电路时间常数为：（ ）http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/6cbe40f5a09c4e8794ce541847250299.png