1 Sketch the root locus for the following loop transfer functions of the system shown in Figure P7.1 when 0 < K < 00: K (a) G(s)G(s) = s(s + 10)(s + 8) K (b) G.(s)G(s) = (s² + 2s + 2)(s + 2) K(s + 5) (c) G(s)G(s) s(s + 1)(s + 10) K(s + 4s + 8) (s + 1) (d) G.(s)G(s) =

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Control system 

Root locus 

1 Sketch the root locus for the following loop transfer
functions of the system shown in Figure P7.1 when
0 < K < 00:
K
(a) G(s)G(s) =
s(s + 10)(s + 8)
K
(b) G.(s)G(s) =
(s² + 2s + 2)(s + 2)
K(s + 5)
(c) G(s)G(s)
s(s + 1)(s + 10)
K(s + 4s + 8)
(s + 1)
(d) G.(s)G(s) =
Transcribed Image Text:1 Sketch the root locus for the following loop transfer functions of the system shown in Figure P7.1 when 0 < K < 00: K (a) G(s)G(s) = s(s + 10)(s + 8) K (b) G.(s)G(s) = (s² + 2s + 2)(s + 2) K(s + 5) (c) G(s)G(s) s(s + 1)(s + 10) K(s + 4s + 8) (s + 1) (d) G.(s)G(s) =
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