Electrical Engineering > GATE 2016 SET-1 > Nyquist Stability Criterion
Loop transfer function of a feedback system is G(s)H(s) = (s+3)/(s2(s-3)). Take the Nyquist contour in the clockwise direction. Then, the Nyquist plot of G(s)H(s) encircles -1+j0
Correct : c
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