engineering recuitment MAHATRANSCO AE Electrical Mock Test Control Systems Stability Analysis Routh-Hurwitz Stability Criteria
A unity feedback control system is characterized by the open-loop transfer function
\(G\left( s \right) = \frac{{2\left( {s + 1} \right)}}{{{s^3} + K{s^2} + 2s + 1}}\)
The value of K for which the system oscillates is _________
1
0
2
0.5
3
0.75
4
1
5
0.25