Q4. (a) Refer to Table 2 in Appendix, test the stability of the following system by applying Jury's stability criterion:

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Q4 A Refer To Table 2 In Appendix Test The Stability Of The Following System By Applying Jury S Stability Criterion 1 (74.87 KiB) Viewed 18 times

Q4. (a) Refer to Table 2 in Appendix, test the stability of the following system by applying Jury's stability criterion: F(z) = z5 + 2.6z4 – 0.56z3 – 2.05z2 +0.0775z + 0.35 = 0 (10 marks) (b) Given an open-loop function of the following system with T = 0.1s: 1- e-Ts K G(S) = s(s+1) S (i) Sketch a diagram for a closed-loop control system based on this function. (3 marks) (ii) Apply z-transform. (3 marks) (iii) Obtain the characteristic equation. (3 marks) (iv) Predict the range of K for stability. (6 marks) [Total : 25 marks]