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GATE 2020: Control Systems Rapid Revision Quiz 2 (App update required to attempt this test)
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Question 1
The block diagram of a system is shown below
In order to reduce the effect of noise element:
In order to reduce the effect of noise element:
Question 2
The critical value of gain for the system is 80. The system is operating at a gain of 40. The G.M. (dB) of the system is______?
Question 3
Check for controllability and observability of a system having following coefficient matrices
Question 4
The Bode plot of a Transfer Function G (5) is shown in the figure below.
The gain (20 log|G(s)|) is 32 dB and -8 dB at 1 rad/s and 10 rad/s respectively. The phase is negative for all ω. Then G (s) is
The gain (20 log|G(s)|) is 32 dB and -8 dB at 1 rad/s and 10 rad/s respectively. The phase is negative for all ω. Then G (s) is
Question 5
An open loop transfer function of a unity feedback system is
If the gain of the system is increased to 16 and the zeros are removed. Then the steady state error for step input is _________.
If the gain of the system is increased to 16 and the zeros are removed. Then the steady state error for step input is _________.
Question 6
The following equation defines a separately excited dc motor in the form of a differential equation
The above equation may be organized in the state–space form as follows
Where the P matrix is given by
The above equation may be organized in the state–space form as follows
Where the P matrix is given by
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