b) is from Q11 , not Q10. For some reason, posted different order. Question 11Consider the closed-loop system illustrated in the following block diagram:KG(s)a)Suppose the proportional gain K is increased. Please choose the correct statementsfrom below.Note: there can be more than one correct choice; selecting wrong answers will earnnegative points.O The stability margins of the system must be increased.O The system can be destabilised.O The phase crossover frequency must be changed.O The steady state error can be reduced. Question 10Please determine if the following statement is True or False.You can estimate the steady state error of a unit negative feedback system subject to astep input from its corresponding plant's Nichols chart directly.O TrueO Falseb)Suppose the proportial gain K is tuned so that the minimum requirement for thesteady state error of the system to a step input signal is just satisfied but the stabilitymargins are still not sufficient. What can you do to satisfy the design requirements ofstability margins and steady state error?Note: there can be more than one correct choice; selecting wrong answers will earnnegative points.O Introduce a lead compensator.O Design a proper PID controller.O Decrease gain K.O Increase gain K.II

11.(b) The steady state of a system is dependent on the proportional constant which is K here input…

Suppose the proportial gain K is tuned so that the minimum requirement for the steady state error of the system to a step input signal is just satisfied but the stability margins are still not sufficient. What can you do to satisfy the design requirements of stability margins and steady state error? Note: there can be more than one correct choice; selecting wrong answers will earn negative points. Introduce a lead compensator. Design a proper PID controller. O Decrease gain K. O Increase gain K.

Suppose the proportial gain K is tuned so that the minimum requirement for the steady state error of the system to a step input signal is just satisfied but the stability margins are still not sufficient. What can you do to satisfy the design requirements of stability margins and steady state error? Note: there can be more than one correct choice; selecting wrong answers will earn negative points. Introduce a lead compensator. Design a proper PID controller. O Decrease gain K. O Increase gain K.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.3P

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