Question: A closed-loop system, has and T = 1 s. Plot the root locus for K 0, and determine the gain K that results in

A closed-loop system, has

and T = 1 s. Plot the root locus for K ‰¥ 0, and determine the gain K that results in the two roots of the characteristic equation on the z-circle (at the stability limit).

s 0.75)

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