For the standard negative feedback loop P(s)=1, C(s)=PI, F(s)=1 unity feedback, tune a PI controller C(s) for a crossover frequency of 2Hz and a phase margin of at least 60deg. Answers: (0.37s + 1.37)/s 2/s (0.067 s + 0.56)/s 12.57/s

For the standard negative feedback loop P(s)=1, C(s)=PI, F(s)=1 unity feedback, tune a PI controller C(s) for a crossover frequency of 2Hz and a phase margin of at least 60deg.
Answers: (0.37s + 1.37)/s
2/s
(0.067 s + 0.56)/s
12.57/s
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images - For the standard negative feedback loop P(s)=1, C(s)=PI, F(s)=1 unity feedback, tune a PI controller C(s) for a crossover frequency of 2Hz and a phase margin of at least 60deg. Answers:	 (0.37s + 1.37)/s 2/s (0.067 s + 0.56)/s 12.57/s

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