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Sketch the root locus for the unity feedback system shown
Chapter 8, Problem 12(choose chapter or problem)
Sketch the root locus for the unity feedback system shown in Figure P8.3, where
G(s) = \(\frac{K\left(s^2+2\right)}{(s+3)(s+4)}\)
Give the values for all critical points of interest. Is the system ever unstable? If so, for what range of K? [Section: 8.5]
Questions & Answers
QUESTION:
Sketch the root locus for the unity feedback system shown in Figure P8.3, where
G(s) = \(\frac{K\left(s^2+2\right)}{(s+3)(s+4)}\)
Give the values for all critical points of interest. Is the system ever unstable? If so, for what range of K? [Section: 8.5]
ANSWER:Step1 of 2
Root locus is defined as the locus of closed loop poles obtained when system gain is varied from to . Angle condition is used for checking whether certain points lie on root locus or not. For a point to lie on the root locus, the angle valuated at that point must be and odd multiple of .