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Electronics and Communication Engineering - Automatic Control Systems

Exercise : Automatic Control Systems - Section 9
11.
Consider following statements:
  1. Integral of absolute magnitude of error =
  2. Integral time-absolute error =
  3. Integral time-square error =
Which of the above are correct?
1 and 3
1 only
1 and 2
2 and 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Gain margin and phase margin can be determined from Bode plots as well as Nyquist plot.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
The radius and centre of M circles are given by
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
For the system in the given figure the root locus
is on real axis between points s = -1 and s = -3.6
is on real axis between points s = 0 and s = -1
is on real axis between points s = -3.6 and s = ∞
is on real axis between points s = 0 and s = -3.6
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
For the factor (1 + 0.5 jω) the corner frequency is
1 rad/sec
0.5 rad/sec
2 rad/sec
0.25 rad/sec
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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