2. Here is a Bode plot of some open loop system GK, plot the Nichols plot by hand. Show the gain and phase margins in there. Is the closed loop system stable? Magnitude (dB) Phase (deg) Bode Diagram Gm=2.92 dB (at 2.24 rad/sec), Pm=24.1 deg (at 1.63 rad/sec) 50 0 8 -100 0 -90 -180 -270 10¹ 0 10 9

Fig: 1