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GATE 2025 Control Systems Foundation Quiz 15
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Question 1
A unity feedback system with closed loop transfer function,
have the gain margin of the value be
![](https://gradeup-question-images.grdp.co/liveData/PROJ47513/1587703397018766.png)
Question 2Multiple Correct Options
OLTF of a unity feedback system is
![](https://gradeup-question-images.grdp.co/liveData/PROJ57794/159963110080999.png)
Question 3Multiple Correct Options
The system with open loop transfer function
![](https://gradeup-question-images.grdp.co/liveData/PROJ57794/159963114294547.png)
Question 4
The frequency response of a linear system G(jω) is provided in the tabular form below
The gain margin and phase margin of the system are
![](https://gs-question-images.grdp.co/1456223797984590.jpg)
The gain margin and phase margin of the system are
Question 5
The open loop transfer function of a unity feedback system is
Find the value of ‘K’ for which the phase margin of the system is 40°.
Question 6
The open loop transfer function of a feedback control system is,
.
Find the gain margin in (dB) _____.
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Dec 9ESE & GATE EE