G(s) =6/ s(1 + 0.5s)(6 +s). 6 + s).

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Q3
Draw the complete Nyquist plot for a unity feed back system having the open loop
function, G(s) =6/ s(1 +0.5s)(6+ s). From this plot obtain all the information
regarding absolute as well as relative stability.
Q4 Sketch the root locus diagram for a unity feedback system with its open loop
function as G(s) =
Thus find the value of K at a point
K(s+3)
2
s (s + 2s + 2) (s + 5)(s + 9)
where the complex poles provide a damping factor of 0.5.
Transcribed Image Text:Q3 Draw the complete Nyquist plot for a unity feed back system having the open loop function, G(s) =6/ s(1 +0.5s)(6+ s). From this plot obtain all the information regarding absolute as well as relative stability. Q4 Sketch the root locus diagram for a unity feedback system with its open loop function as G(s) = Thus find the value of K at a point K(s+3) 2 s (s + 2s + 2) (s + 5)(s + 9) where the complex poles provide a damping factor of 0.5.
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