1. A unity feedback control system has the open-loop transfer function A G(s) = s(s + a) (a) Compute the sensitivity of the closed-loop transfer function to changes in the parameter A. (b) Compute the sensitivity of the closed-loop transfer function to changes in the parameter a. (c) If the unity gain in the feedback changes to a value of ß # 1, compute the sensitivity of the closed-loop transfer function with respect to ß.

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1. A unity feedback control system has the open-loop transfer function
A
G(s)
s(s + a)
(a) Compute the sensitivity of the closed-loop transfer function to changes in the parameter A.
(b) Compute the sensitivity of the closed-loop transfer function to changes in the parameter a.
(c) If the unity gain in the feedback changes to a value of ß # 1, compute the sensitivity of the
closed-loop transfer function with respect to ß.
Transcribed Image Text:1. A unity feedback control system has the open-loop transfer function A G(s) s(s + a) (a) Compute the sensitivity of the closed-loop transfer function to changes in the parameter A. (b) Compute the sensitivity of the closed-loop transfer function to changes in the parameter a. (c) If the unity gain in the feedback changes to a value of ß # 1, compute the sensitivity of the closed-loop transfer function with respect to ß.
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