engineering recuitment GATE ECE 2023-24 Test Series Control Systems Stability Analysis Routh-Hurwitz Stability Criteria
The following system given by its characteristic equation
1 + G(s) H(s) = s5 + 5s4 + 11s3 + 23 s2 + 28s + 12 = 0 has1
two complex poles on right half of the s plane
2
complex conjugate roots on the imaginary axis
3
a pair of real roots with opposite sign
4
a pair of complex conjugate roots with opposite real parts