Which of the following are the features of the breakaway point in the root-locus of a closed loop control system with the characteristic equation 1 + KG1(s) H1(s) = 0? 1. It need not always occur only on the real axis. 2. At this point G1(s) H1(s) = 0 3. At this point dKds = 0 Select the correct answer using the options given below:

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This question belongs to Electronics And Communications Engineering Control Systems

Control Systems

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Which of the following are the features of the breakaway point in the root-locus of a closed loop control system with the characteristic equation 1 + KG₁(s) H₁(s) = 0?
1. It need not always occur only on the real axis.
2. At this point G₁(s) H₁(s) = 0
3. At this point $$\frac{{{\text{dK}}}}{{{\text{ds}}}} = 0$$
Select the correct answer using the options given below:

A) 1, 2 and 3 B) 1 and 2 C) 2 and 3 D) 1 and 3

Answer & Solution

Correct Answer: Option D

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