engineering recuitment GATE IN Test Series 2023-24 Mock Test Control Systems Frequency Response Analysis Nyquist Plot
The Nyquist plot for a unity feedback system for ω = 0 to ω = ∞ is given below, the closed-loop system is
Assume that there is no open loop lies on the right side of the s-plane.
1
Stable
2
Unstable
3
Marginally stable
4
Always stable