1
GATE ECE 2017 Set 2
MCQ (Single Correct Answer)
+2
-0.6
A unity feedback control system is characterized by the open loop transfer function $$G(s) = {{10k\left( {s + 2} \right)} \over {\left( {{s^3} + 3{s^2} + 10} \right)}}$$ The Nyquist path and the corresponding Nyquist plot of g(s) are shown in the figures below. GATE ECE 2017 Set 2 Control Systems - Frequency Response Analysis Question 11 English 1 GATE ECE 2017 Set 2 Control Systems - Frequency Response Analysis Question 11 English 2 If 0 < K < 1, then number of poles of the closed loop transfer function that lie in the right half of the s-plane is
A
0
B
1
C
2
D
3
2
GATE ECE 2016 Set 2
Numerical
+2
-0
In the feedback system shown below $${\rm{G(s) = }}{1 \over {\left( {s + 1} \right)\left( {s + 2} \right)\left( {s + 3} \right)}}$$ GATE ECE 2016 Set 2 Control Systems - Frequency Response Analysis Question 14 English 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 ____
Your input ____
3
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. GATE ECE 2016 Set 2 Control Systems - Frequency Response Analysis Question 13 English The value of p1 is ________
Your input ____
4
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. GATE ECE 2015 Set 2 Control Systems - Frequency Response Analysis Question 15 English The unit step response of the system approaches a steady state value of ______.
Your input ____
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