Question: The Nyquist plot for the open-loop transfer function (mathrm{G}(s)) of a unity negative feedback system is shown below. If (mathrm{G}(s)) has no pole in the

The Nyquist plot for the open-loop transfer function $\mathrm{G}(s)$ of a unity negative feedback system is shown below. If $\mathrm{G}(s)$ has no pole in the right-half of $s$ plane, the number of roots of the system characteristic equation in the right-half of $s$-plane is

DO Im (s) G (s) plane Re (s)
(a) 0
(b) 1
(c) 2
(d) 3

DO Im (s) G (s) plane Re (s)

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