Gate EC-2008 Question Paper With Solutions

Q. 39 A certain system has transfer function
Gate EC-2008 Question Paper With Solutionswhere Gate EC-2008 Question Paper With Solutionsis a parameter. Consider the standard negative unity feedback
configuration as shown below

Gate EC-2008 Question Paper With SolutionsWhich of the following statements is true?

(A) The closed loop systems is never stable for any value of a

(B) For some positive value of a, the closed loop system is stable, but not for all positive values.

(C) For all positive values of a, the closed loop system is stable.

(D) The closed loop system stable for all values of a, both positive and
negative.

Answer: C

Explanation:

Gate EC-2008 Question Paper With Solutions

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