Frequency Domain Analysis 17

17. At the phase crossover frequency, ω =10 rad/s,│G(j ω)H(j ω) │= 15 dB. Its gain margin :

(a) 15 dB
(b) 0 dB
(c) -15 dB
(d) cannot be predicted

Answer : (c)

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

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