QUESTION-1 (30%)
The closed-loop transfer function of a control system is given by:
Gs = s^2 + 2s + @
Determine and plot the permissible region for the placement of poles in the complex plane so that the system response to a unit step input satisfies the following conditions simultaneously:
a) Settling time t(2% criterion) < 8 seconds
b) Peak time t < 4 seconds
c) Overshoot < 0.5