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.

General Knowledge Books