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Mission ISRO 2019: Control Systems Quiz 3
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Question 1
A closed loop system has the characteristic equation given by s3 +ks2+(k+2)s +3= 0.
For this system to be stable, which one of the following conditions should be satisfied?
Question 2
The transfer function of a system is given by,
.Let the output of the system be
for the input
. Then the minimum and maximum values of 
(in radians) are respectively
.Let the output of the system be for the input. Then the minimum and maximum values of (in radians) are respectivelyQuestion 3
The range of K for which all the roots of the equation 
are in the left half of the complex s-plane is
are in the left half of the complex s-plane is Question 4
Which of the following systems has maximum peak overshoot due to a unit step input?
Question 5
The transfer function of a system is
The steady state output x(t) is a 
for the input cos(2t). The value of A and 
, respectively are
The steady state output x(t) is a for the input cos(2t). The value of A and , respectively are Question 6
The transfer function of a system has the form
At very high frequencies the bode gain curve has a slope of
At very high frequencies the bode gain curve has a slope of
Question 7
The Bode plot of system is given, find 
and 
and Question 8
The corner frequencies of the transfer function given below are
Question 9
A system has poles at 0.1 Hz, 1 Hz and 40 Hz; zero at 5 Hz, 10 Hz and 100 Hz. The approximate phase (in degrees) of the system response at 15 Hz will be______.
Question 10
Determine the value of ‘a’, if the overall system gain of the system represented by the given signal flow graph is:
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Oct 14ESE & GATE EE
