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多选题 已知控制系统在零初始状态下的单位阶跃响应为
,则该系统的传递函数为( )
A. 
B. 
C. 
D. 
学科：自动控制原理2023
时间：2023-12-03 06:22:12
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题目1多选题
对于线性定常控制系统,在零初始条件下,下列哪种输入信号作用下,系统输出的拉普拉斯变换即为系统的传递函数( )A. 脉冲函数B. 阶跃函数C. 斜坡函数D. 正弦函数
题目2多选题
传递函数<img src="https://tihai-oss-cloud.itihey.com/img/b9efa1bd2a8e2aa5c3162dee9dca2d16.webp">的增益和根轨迹增益分别为( )A. 1与1B. 2与2C. 1与2D. 2与1
题目3多选题
已知控制系统在零初始状态下的单位阶跃响应为<img src="https://tihai-oss-cloud.itihey.com/img/13c89bf02ccfceabbffe631e26705841.webp">,则该系统的传递函数为( )A. <img src="https://tihai-oss-cloud.itihey.com/img/06e9ccabc0a6f2765380b6881963624f.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/d36c10ec329c2b8f6fa4dbc2e8d76573.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/18e4fed5112a18388754d5b86e8b0d63.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/3bf9ba467f24a0978542e3899d4d977b.webp">
题目4多选题
若控制系统输入为r(t),输出为c(t),则该系统传递函数是指( )A. c(t)/r(t)B. R(s)/C(s)C. r(t)/c(t)D. C(s)/R(s)
题目5多选题
<img src="https://tihai-oss-cloud.itihey.com/img/0acd6408a7679a930d3ec6102113a6f4.png">的极点是指( )A. F(s)=0B. <img src="https://tihai-oss-cloud.itihey.com/img/c93b085a9c10b694ba8a4abaf201e8c0.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/9285037429b488324930a2b86c0da214.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/9285037429b488324930a2b86c0da214.png">或<img src="https://tihai-oss-cloud.itihey.com/img/c93b085a9c10b694ba8a4abaf201e8c0.png">
题目6多选题
传递函数<img src="https://tihai-oss-cloud.itihey.com/img/7a731e84c11deb63f883818374ef2ddb.webp">的特征方程是指( )A. <img src="https://tihai-oss-cloud.itihey.com/img/c9c34521a8122ab3ee18a805e3f5a3ad.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/085424726d21336ebcabc3a7a7c65660.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/04b0023094a1baf32105ad83164616be.webp">,<img src="https://tihai-oss-cloud.itihey.com/img/7ad5e0edf1a107ecf1059cc4bc92a68e.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/532910fd793126866de6842ee530f44e.webp">
题目7多选题
如下图所示电路,电路中电容C为1微法,则该电路的传递函数可以表示为<img src="https://tihai-oss-cloud.itihey.com/img/b639e11e2e8024ec722b8e96b9608fc3.webp">( ) <img src="https://tihai-oss-cloud.itihey.com/img/9e7ffadef0bc26b28c4b66bfcdd8d9f4.png">A. 1/(0.2s)B. -1/(0.2s)C. -0.2sD. 0.2s
题目8多选题
如下图所示无源电路,该电路的传递函数Uc(s)/Ur(s)可以表示为( ) <img src="https://tihai-oss-cloud.itihey.com/img/4d4ae9604d519ee66c7f0a4720faf703.png">A. R/(Cs)B. 1/(RCs+1)C. 1/(RCs)D. RCs
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