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Electronics and Communication Engineering - Automatic Control Systems

Exercise : Automatic Control Systems - Section 9
26.
Consider the following statements about root locus
  1. The root locus is symmetrical about real axis.
  2. If a root locus branch moves along the real axis from an open loop pole to zero or to infinity, this root locus branch is called real root branch.
  3. The breakaway points of the root locus are the solutions of
Which statements out of above are correct?
1 and 2 only
1 and 3 only
1, 2 and 3
2 and 3 only
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
In Bode plots the frequency at which two asymptotes meet is called corner frequency.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
In Bode plots, frequency is plotted on log scale.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
For a type 1 system and unit step input, the steady state error is
0
1
∞
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Nichol's chart is symmetric about - 180° axis.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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