The characteristic equation of a unity feedback system is given by s3 – McqOptions

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1.	The characteristic equation of a unity feedback system is given by s3 + s2 + 4s + 4 = 0. Such a system:
A.	Exhibits non-oscillatory nature
B.	Has one pole in the RH s-plane
C.	Has no poles in the RH s-plane
D.	Is asymptotically stable
Answer» D. Is asymptotically stable

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