Frequency Domain Analysis 5

5. The open-loop transfer function of a unity feedback control system is 10/(s +5)3. The gain margin of the system will be :

(a) 20 dB
(b) 40 dB
(c) 60 dB
(d) 80 dB

Answer : (b)

Explanation : No answer description available for this question. Let us discuss.

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