The below figure shows the root locus of a unity feedback system. The open loop transfer function of the system is:
A. $$\frac{K}{{s\left( {s + 1} \right)\left( {s + 2} \right)}}$$
B. $$\frac{{Ks}}{{\left( {s + 1} \right)\left( {s + 2} \right)}}$$
C. $$\frac{{K\left( {s + 1} \right)}}{{s\left( {s + 2} \right)}}$$
D. $$\frac{{K\left( {s + 2} \right)}}{{s\left( {s + 1} \right)}}$$
Answer: Option D
This Question Belongs to Electronics And Communications Engineering >> Control Systems
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