Electronics and Communication Engineering - Exam Questions Papers - Discussion

2. 

The Nyquist plot of a stable, transfer function G(s) is shown in the figure. We are interested in the stability of the closed loop system in the feedback configuration shown.

The gain and phase margins of G(s) for closed loop stability are

[A]. 6 dB and 180°
[B]. 3 dB and 180°
[C]. 6 dB and 90°
[D]. 3 dB and 90°

Answer: Option C

Explanation:

No answer description available for this question.

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