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Using the Ruth Hurwitz Criterion

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Question: Find the values of k for the system in part a) and the values of alpha for part b). Please view the attachment file to see the full questions for parts a) and b).

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This is a very detailed solution comprised of the steps involved in deriving the final answers for both parts of this problem. All of the needed equations and variable values are included. In order to view the solution, a Word document needs to be opened.

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Solution

and is positive.

Closed loop transfer function with negative feedback:

The characteristic equation is .

Using Routh's stability criterion,
1

The poles are located ...

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