A control system has $$G\left( s \right)H\left( s \right) = \frac{{K\left( {s + 1} \right)}}{{s\left( {s + 3} \right)\left( {s + 4} \right)}}.$$ Root locus of the system can lie on the real axis
A. between s = -1 and s = -3
B. between s = 0 and s = -4
C. between s = -3 and s = -4
D. towards left of s = -4
Answer: Option C
This Question Belongs to Electronics And Communications Engineering >> Control Systems
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