Question: 8. Consider a sampled-data system with the closed-loop system transfer function z +2z T(z) = K z + 0.2z-0.5 This system is: a. Stable for

8. Consider a sampled-data system with the closed-loop system transfer function

z +2z T(z) = K z + 0.2z-0.5 This system is: a.

z +2z T(z) = K z + 0.2z-0.5 This system is: a. Stable for all finite K. b. Stable for -0.5 < K < 0. c. Unstable for all finite K. d. Unstable for -0.5 < K < 0.

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