Question: (a) Explain why sensitivity is an essential concept in control systems. (b) Consider a unity feedback control system depicted in Figure 4.76. Define and derive

(a) Explain why sensitivity is an essential concept in control systems.

(b) Consider a unity feedback control system depicted in Figure 4.76. Define and derive the sensitivity function for both the open-loop and closed-loop systems.

(c) Explain why open-loop control is not such a great idea and why closed-loop control is more desirable.

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a The sensitivity of a control system is concerned with how the controlled variable varies with respect to variations in system parameters These parameters could be plant gains controller gains or any ... View full answer

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