Question: For each case below, plot the Nichols chart and closed-loop frequency response. If the system is stable find the gain margin, phase margin, peak closed-loop

For each case below, plot the Nichols chart and closed-loop frequency response. If the system is stable find the gain margin, phase margin, peak closed-loop frequency response, and system bandwidth.

(a) The system of Problem 7.2-5 with $K=1$.

(b) The temperature control system of Problem 7.5-3 with $K=1$.

(c) The robot arm joint control system of Problem 7.5-4 with $K=0.5$.

(d) The antenna control system of Problem 7.5-5 with $K=1$.

(e) The satellite control system of Problem 7.5-6 with $K=0.5$.

(f) The system of Problem 7.5-7 with $K=0.5$.

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