engineering recuitment GATE EE 2023-24 Test Series Control Systems Root Locus Diagram Inverse Root Locus Diagram
Consider the following statements regarding Inverse Root Locus Diagram,
1. Inverse Root Locus Diagram starts at zero (K = ∞) and ends at a pole (K = 0).
2. Inverse Root Locus is symmetrical with respect to the real axis.
3. Centroid of the Inverse Root Locus is always real.
4. A segment of the real axis exists on the Inverse root locus diagram if the sum of a total number of poles and zeros to the right side of the segment of G(s)H(s) is even.
Which of the above statements are correct?
1
1, 2, 3 and 4
2
1, 2, and 4 only
3
2, 3 and 4 only
4
1, 2 and 3 only