Question

(C4, CO2, PO2, PO3 and PO11) (a) Point out advantages and disadvantages of frequency response and indicate two methods for the analysis of control system in the frequency domain. Bincangkan kebaikan dan kebuukan sambutan frekuensi dan nyatakan dua kaedah untuk menganalisa sistem kawalan dalam domain frekuensi.) (4 Marks/ Markah) (b) For a unity feedback system the open loop transfer function is: Bagi sistem suapbalik uniti fangsi pindah gelung terbuka adalah: G) s(s + 2)6 +25) (i) Sketch the root locus for 0skSoo. Lakarkan londar punca bagi 0 SkSo (8 Marks Markah) (ii) Identify at what value of K for the system to become unstable Kenal pasti apakah nilai K untuk sistem menjadi tidak stabil. 4 Marks Markah) (ii) At this point of instability derive the frequency of oscillation of the system. Pada ketika ketidakstabilan ini dapatkan kekerapan ayunan sistem (4 Marks / Markah)

modern Control system

Answer 1

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