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Using the characteristic equation, determine the dynamic behavior of a PI controller with () equal to 4 applied to a second-order process (Kp =2, ()
Using the characteristic equation, determine the dynamic behavior of a PI controller with () equal to 4 applied to a second-order process (Kp =2, () =5, and () =1.5). Assume that (Gs(s) and Ga(s) are equal to unity. Find the values of Kc that render this closed-loop process unstable.
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