The forward path transfer function

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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3) The forward path transfer function of a
unity feedback system is given below:
K
G(s) =
s3 + s2 + s+a
Which of the following conditions will give a
stable open loop and a stable closed loop
system?
a = 2, K > 0
a = 0.5 , 0.5 < K < 1
a = 0.5 , -0.5 < K < 0.5
a = 2, –0.5 <K < 0
Transcribed Image Text:3) The forward path transfer function of a unity feedback system is given below: K G(s) = s3 + s2 + s+a Which of the following conditions will give a stable open loop and a stable closed loop system? a = 2, K > 0 a = 0.5 , 0.5 < K < 1 a = 0.5 , -0.5 < K < 0.5 a = 2, –0.5 <K < 0
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