1. A unity-feedback system has forward transfer function G(s) = K s-1 (s + 2) (s + 5) a) Sketch the root locus for this system as K varies from 0 to ∞; b) Use the Routh-Hurwitz test to determine be stable; root locus plot. the range of K for the system to show this value of K on the

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1. A unity-feedback system has forward
transfer function
G(s) = K
S 1
(s + 2)(s + 5)
a) Sketch the root locus for this system
as K varies from 0 to ∞0;
b) Use the Routh-Hurwitz test to
determine the range of K for the system to
be stable; show this value of K on the
root locus plot.
Transcribed Image Text:1. A unity-feedback system has forward transfer function G(s) = K S 1 (s + 2)(s + 5) a) Sketch the root locus for this system as K varies from 0 to ∞0; b) Use the Routh-Hurwitz test to determine the range of K for the system to be stable; show this value of K on the root locus plot.
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