1
GATE ECE 2016 Set 2
Numerical
+2
-0
In the feedback system shown below
$${\rm{G(s) = }}{1 \over {\left( {s + 1} \right)\left( {s + 2} \right)\left( {s + 3} \right)}}$$
The positive value of 𝑘 for which the gain margin of the loop is exactly 0 dB and the phase margin
of the loop is exactly zero degree is ____
![GATE ECE 2016 Set 2 Control Systems - Frequency Response Analysis Question 17 English](https://gateclass.cdn.examgoal.net/examside/questions/f625b94e992e7e93c0dbebd4d1046329e32da65a2c563c4035210dddb23ccc7e.jpg)
Your input ____
2
GATE ECE 2016 Set 2
Numerical
+2
-0
The asymptotic Bode phase plot of
$${\rm{G(s) = }}{k \over {\left( {s + 0.1} \right)\left( {s + 10} \right)\left( {s + {p_1}} \right)}},$$
with k and p1 both positive, is shown below.
The value of p1 is ________
![GATE ECE 2016 Set 2 Control Systems - Frequency Response Analysis Question 16 English](https://gateclass.cdn.examgoal.net/examside/questions/345c155762c4d525e3e0e0b708d0b1c9d79a9f8dc999aedae1597afd995d125f.jpg)
Your input ____
3
GATE ECE 2015 Set 2
Numerical
+2
-0
The transfer function of a mass-spring damper system is given by
$${\rm{G(s) = }}{1 \over {M{s^2} + Bs + K}}$$
The frequency response data for the system are given in the following table.
The unit step response of the system approaches a steady state value of ______.
![GATE ECE 2015 Set 2 Control Systems - Frequency Response Analysis Question 18 English](https://gateclass.cdn.examgoal.net/examside/questions/3b4caa2de1669d40fa76c2415136c50bc7b1c825ebcb7bc107e35b8616805951.jpg)
Your input ____
4
GATE ECE 2014 Set 2
Numerical
+2
-0
The Bode asymptotic magnitude plot of a minimum phase system is shown in the figure.
![GATE ECE 2014 Set 2 Control Systems - Frequency Response Analysis Question 19 English](https://gateclass.cdn.examgoal.net/examside/questions/5c64540e8b5ad8e7ca7a25f4dddef7c6f42ea17dd53bcf2f7a2b6b93839c8109.jpg)
If the system is connected in a unity negative feedback configuration, the steady state error of the closed loop system, to a unit ramp input, is
Your input ____
Questions Asked from Frequency Response Analysis (Marks 2)
Number in Brackets after Paper Indicates No. of Questions
GATE ECE 2023 (1)
GATE ECE 2018 (2)
GATE ECE 2017 Set 1 (1)
GATE ECE 2017 Set 2 (1)
GATE ECE 2016 Set 2 (2)
GATE ECE 2015 Set 2 (1)
GATE ECE 2014 Set 2 (1)
GATE ECE 2014 Set 1 (1)
GATE ECE 2011 (2)
GATE ECE 2009 (2)
GATE ECE 2008 (3)
GATE ECE 2007 (1)
GATE ECE 2006 (4)
GATE ECE 2005 (3)
GATE ECE 2004 (2)
GATE ECE 2003 (2)
GATE ECE 2002 (1)
GATE ECE 2001 (1)
GATE ECE 1992 (1)
GATE ECE 1991 (1)
GATE ECE 1989 (1)
GATE ECE 1987 (2)
GATE ECE Subjects
Signals and Systems
Representation of Continuous Time Signal Fourier Series Discrete Time Signal Fourier Series Fourier Transform Discrete Time Signal Z Transform Continuous Time Linear Invariant System Transmission of Signal Through Continuous Time LTI Systems Discrete Time Linear Time Invariant Systems Sampling Continuous Time Signal Laplace Transform Discrete Fourier Transform and Fast Fourier Transform Transmission of Signal Through Discrete Time Lti Systems Miscellaneous Fourier Transform
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics