E9 8 Consider a unity feedback with the loop transfer function 27 L(s) G(s)G(s) s(s 2)(s 6) (a) For K27, show that the gain margin is G M 11 dB (b) To achieve a gain margin G M 28 dB, deter mine the value of the gain K

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E9 8 Consider a unity feedback with the loop transfer function 27   L(s) G(s)G(s)   s(s   2)(s   6) (a) For K27, show that the gain margin is G M    11 dB  (b) To achieve a gain margin G M    28 dB, deter  mine the value of the gain K

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Question: E9.8 Consider a unity feedback with the loop transfer function 27 = L(s) G(s)G(s) = s(s + 2)(s + 6) (a) For K27, show that

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