(b) Block diagram in Figure Q4(a) has been improved by adding a controller for a system as shown in Figure Q4(b). Analyz

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B Block Diagram In Figure Q4 A Has Been Improved By Adding A Controller For A System As Shown In Figure Q4 B Analyz 1 (190.64 KiB) Viewed 37 times

(b) Block diagram in Figure Q4(a) has been improved by adding a controller for a system as shown in Figure Q4(b). Analyze the system performance by determine, F(s) K s(s+1) (i) The characteristic equation of the system. Y(s) Figure Q4(b): Improved closed loop system X(s) C3 [SP1] [3 marks] (ii) K for the system to operate in stable condition and determine the actual location of dominant poles. (iv) Steady state error for the system when K = 5. C3 [SP2] [7 marks] (iii) K for the marginally stable and determine the actual location that cause the situation. C3 [SP2] [6 marks] C4 [SP3] [4 marks]