Q4:- Given the unity feedback system, where K(s +1) G(s) s(s +2) (s + 3)(s + 4) do the followings:- a- Find the asymptotes ( angle and location). b- Find the closed loop zeros. C- Find the value of o that will make the system marginally stable, given that the gain k =140.86 at that point.

Q4:- Given the unity feedback system, where K(s +1) G(s) s(s +2) (s + 3)(s + 4) do the followings:- a- Find the asymptotes ( angle and location). b- Find the closed loop zeros. C- Find the value of o that will make the system marginally stable, given that the gain k =140.86 at that point.

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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Question

Q4:- Given the unity feedback system,
where
K(s+1)
G(s) =
s(s +2) (s +3)(s +4)
%3D
do the followings:-
a- Find the asymptotes ( angle and location).
b- Find the closed loop zeros.
C- Find the value of o that will make the system marginally stable, given that the
gain k =140.86 at that point.
d- Sketch the root locus.
e- Find the value of gain for which the closed-loop transfer function will have a pole on
the real axis at - 0.5.

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