根据波特图写电压放大倍数http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/aaec31fe930c4ec1ac47330539a1e293.png
举一反三
- 如图所示，试写出电压放大倍数表达式http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/a050c915d6ae4fa4b7fb4bba2a0bc777.png
- 电路如图所示，该电路的闭环电压放大倍数为（ ）。<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/bb902258a3e541f9a66886245e78fa05.png"/> A: 10 B: R C: 1 D: -1
- 源电压放大倍数与电压放大倍数的关系是 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201904/2f6b445b00df4646b4edacaddd79a7af.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201904/4a0b0c930f934ecdb98e4d8b0c3fe3b4.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201904/d873f32851bf4ff196a2acbb25974b7e.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201904/a5405728c76b40e9ba50a7cf3fd20f7b.png" />
- 根据波特图写电压放大倍数http://image.zhihuishu.com/z...ac47330539a1e293.png
- 以下那些操作可以新建一个背景？ A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/40aa135f5f0a475f971257bb827504fb.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/9307bb62780f4beb9816a80655aa869f.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/4c22f5c8020040beaa0fe566345b7eb9.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201907/e66c4f191e944062b31d06d70642aa3f.png" />