The open – loop transfer function of a unity feedback control system is\(G\left( s \right) = \frac{1}{{{{\left( {s + 2} \right)}^2}}}\)The closed loop transfer function will have poles at

The open – loop transfer function of a unity feedback control system

1.	The open – loop transfer function of a unity feedback control system is\(G\left( s \right) = \frac{1}{{{{\left( {s + 2} \right)}^2}}}\)The closed loop transfer function will have poles at
A.	– 2, – 2
B.	– 2, – 1
C.	– 2 ± i
D.	– 2, 2
Answer» D. – 2, 2