Parameter Optimization MCQ’s

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This set of Control Systems Multiple Choice Questions & Answers (MCQs) focuses on “Parameter Optimization”.

1. The type 0 system has ______ at the origin.
a) No pole
b) Net pole
c) Simple pole
d) Two poles

2. The type 1 system has ______ at the origin.
a) No pole
b) Net pole
c) Simple pole
d) Two poles

3. A conditionally stable system exhibits poor stability at :
a) Low frequencies
b) Reduced values of open loop gain
c) Increased values of open loop gain
d) High frequencies

4. The type 2 system has at the origin.
a) No net pole
b) Net pole
c) Simple pole
d) Two poles

5. Velocity error constant of a system is measured when the input to the system is unit _______ function.
a) Parabolic
b) Ramp
c) Impulse
d) Step

6. If a step function is applied to the input of a system and the output remains below a certain level for all the time, the system is :
a) Not necessarily stable
b) Stable
c) Unstable
d) Always unstable

7. The position and velocity errors of a type-2 system are :
a) Constant, constant
b) Constant, infinity
c) Zero, constant
d) Zero, zero

8. In case of type-1 system steady state acceleration is :
a) Unity
b) Infinity
c) Zero
d) 10

9. Which of the following is the best method for determining the stability and transient response?
a) Root locus
b) Bode plot
c) Nyquist plot
d) None of the mentioned

10. Phase margin of a system is used to specify which of the following?
a) Frequency response
b) Absolute stability
c) Relative
d) Conditional stability

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