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Q#1 Root Locus Technique GATE EE 2001 MSQ +2 marks -0 marks

Given the characteristic equation

Sketch the root locus as K varies from zero to infinity.  Find the angle and real axis intercept of the asymptotes, break-away/break-in points, and imaginary axis crossing points, if any.

Root Locus diagram
C:\Personal\Work\Kreatryx\GATE Solutions\Control Systems\Sachin\04.jpg

Angle of asymptotes
 = 90

= 270

breakaway point s=0 and Centroid = -0.5

breakaway point s=1 and Centroid = -0.5

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