已知系统状态方程和输出方程如下 下述说法错误的是（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/1768bb0f55964ecda6c9c24b0cbf46a0.png
举一反三
- 已知系统和初始条件<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/15eb73651c0a4ae094e6de902b6c21ca.png" />求初始状态激励的响应 ( )。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/d016acd038b04b699e76c2354357c3d2.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/7a10be8f1ce74599a610fd0b9b9eb195.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/4621f442538946fdb897b89a1461e1e1.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/61b797beffc74a99b91e1934af1372fb.png" />
- 已知系统状态空间描述为： 下述说法正确的是（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/4ac4fd3389494481801143780f05fbfc.png
- 麦克斯韦方程组中反映变化的电场会产生磁场的方程是： A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/38da5aa0519d43898297268ddfaaa323.PNG" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/a75feba71b8e4526abaa3cc442e36cea.PNG" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/fb2f3ac54a4d4b4f89249b1d4f7a24f7.PNG" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/60922d607c0f4c7f9fdedab0c625b6fd.PNG" />
- 给定一个连续时间线性时不变系统，已知，<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/bdfabdb79f554a658d36ec905432ec8b.png" />,输入为单位阶跃函数，则状态响应为（）。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/2064d85499a24636b401e8009542e903.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/b1b274bff09b4481b761a6aa2281fff2.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/5cc7424992b644e49f5b93aa85e59b8a.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/cb648b20892848869052d705c0e68156.png" />
- 已知物体的主、俯视图，左视图正确的是（ ）。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201905/3930fea847ba4492944ddb365a59ad61.png" border="0" vspace="0" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201905/8c60c5d1b6634256b2ef9a91dac8488e.png" border="0" vspace="0" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201905/c0b01d9bd70846c0a833771f3e1329f0.png" border="0" vspace="0" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201905/f4f8a566f2de4d289c53bb491395d1fe.png" border="0" vspace="0" />