engineering recuitment GATE ECE 2023-24 Test Series Control Systems Stability Analysis Routh-Hurwitz Stability Criteria
Consider the polynomial
P(s) = s5 + 5s4 + 11s3 + 23s2 + 28s + 12
Using the Routh Hurwitz criteria, which of the following is/are true?1
The system has no roots on the imaginary axis
2
The system has multiple roots at the origin
3
The system is stable
4
The system has three poles on the left half of s-plane