For a unity feedback control with \(G\left( s \right) = \frac{9}{{s\left( {s + 3} \right)}}\), the damping ratio is

For a unity feedback control with \(G\left( s \right) = \frac{9}{{s\le

1.	For a unity feedback control with \(G\left( s \right) = \frac{9}{{s\left( {s + 3} \right)}}\), the damping ratio is
A.	0.5
B.	1
C.	0.707
D.	0.33
Answer» B. 1

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For a unity feedback control with \(G\left( s \right) = \frac{9}{{s\left( {s + 3} \right)}}\), the damping ratio is

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