Question: A unity feedback system has a loop transfer function (a) Sketch the root locus for K > 0. (b) Find the roots when K =

A unity feedback system has a loop transfer function

(a) Sketch the root locus for K > 0.
(b) Find the roots when K = 10 and 20.
(c) Compute the rise time, percent overshoot, and settling time (with a 2% criterion) of the system for a unit step input when K = 10 and 20.

K(s 1) s 6s 18)

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a The root locus is shown in Figure E712 for the characteristic equation b T... View full answer

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