A plant of transfer function G(s) is to be operated in closed-loop, with unity negative feedback, and a controller in the forward path as shown in Figure Q4 R E controller U G(s) Figure Q4 (a) Discuss the main steps of generating the root-locus plot for the closed-loop system of Figure Q4 (b) If the controller is a simple gain factor K, produce an estimated root-locus plot for the system with G(s) = S+8 (s+4)(s+6)(S-1)

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A plant of transfer function G(s) is to be operated in closed-loop,
with unity negative feedback, and a controller in the forward path as
shown in Figure Q4
R
E
controller
G(s)
Figure Q4
(a)
Discuss the main steps of generating the root-locus plot for
the closed-loop system of Figure Q4
(b)
If the controller is a simple gain factor K, produce an estimated
root-locus plot for the system with G(s) =
S+8
(s+4)(s+6)(S-1)
Transcribed Image Text:A plant of transfer function G(s) is to be operated in closed-loop, with unity negative feedback, and a controller in the forward path as shown in Figure Q4 R E controller G(s) Figure Q4 (a) Discuss the main steps of generating the root-locus plot for the closed-loop system of Figure Q4 (b) If the controller is a simple gain factor K, produce an estimated root-locus plot for the system with G(s) = S+8 (s+4)(s+6)(S-1)
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