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1. |
Consider a feedback system with the characteristic equation \(1 + K\frac{1}{{s\left( {s + 1} \right)\left( {s + 2} \right)}} = 0\)The asymptotes of the three branches of root locus plot of this system will form the following angles with the real axis |
A. | 60°, 120° and 300° |
B. | 60°, 120° and 180° |
C. | 60°, 180° and 300° |
D. | 40°, 120° and 200° |
Answer» D. 40°, 120° and 200° | |