Question: E9.21 A unity feedback control system has a loop trans fer function K L(s)=G(s)G(s) = s(s+2)(s+50) Determine the phase margin, the crossover frequency, and the

E9.21 A unity feedback control system has a loop trans

fer function

K L(s)=G(s)G(s) = s(s+2)(s+50) Determine the phase margin, the crossover frequency, and

K L(s)=G(s)G(s) = s(s+2)(s+50) Determine the phase margin, the crossover frequency, and the gain margin when K = 1300.

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