Consider a second order all-pole transfer function model, if the desired settling time(5%) is 0.60 sec and the desireddamping ratio 0.707, where should the poles be located in s-plane?(a) -5+j4√2(b) -5+j5(c) -4+j5√2(d) -4+j7The question was posed to me by my college professor while I was bunking the class.My doubt is from Time Response of Second Order Systems topic in chapter Time Response Analysis, Design Specifications and Performance Indices of Control Systems

Consider a second order all-pole transfer function model, if the desir

1.	Consider a second order all-pole transfer function model, if the desired settling time(5%) is 0.60 sec and the desireddamping ratio 0.707, where should the poles be located in s-plane?(a) -5+j4√2(b) -5+j5(c) -4+j5√2(d) -4+j7The question was posed to me by my college professor while I was bunking the class.My doubt is from Time Response of Second Order Systems topic in chapter Time Response Analysis, Design Specifications and Performance Indices of Control Systems
Answer» RIGHT CHOICE is (B) -5+j5 The EXPLANATION: G = 1/√2 Gw = 5 s = -5+j5.

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