engineering recuitment UPMRC JE 2024 Mock Test Control Systems Stability Analysis Routh-Hurwitz Stability Criteria
For the open loop transfer function \(G\left( s \right)H\left( s \right) = \frac{K}{{s\left( {s + 4} \right)\left( {s + 5} \right)}}\). The point of intersection of root locus with imaginary axis is _____.
1
\(\pm j2\sqrt 5\)
2
\(\pm j4\sqrt 5\)
3
\(\pm j\sqrt 5\)
4
\(\pm j3\sqrt 5\)