The root locus of unity feedback system is shown below. The open-loop transfer function is given by
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The root locus of unity feedback system is shown below. The open-loop transfer function is given by
(a) \(\frac{\mathrm{K}}{s(s+1)(s+2)}\)
(b) \(\frac{\mathrm{K}(s+1)}{s(s+2)}\)
(c) \(\frac{\mathrm{K}(s+2)}{s(s+1)}\)
(d) \(\frac{\mathrm{K} s}{(s+1)(s+2)}\)
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