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Unformatted text preview: change in rootlocus shape to the addition of the zero in (b) and the addition of the poles in various locations in (c)(e) to the transfer function given in (a). 2. For a timedelay unity feedback system with feedforward transfer function given by s e s K s G 4 1 100 2 , find the stability range for gain K. 3. Plot rootlocus diagrams for the following nonminimum phase systems: (a) 4 2 1 s s s K s G , and (b) 4 2 1 s s s K s G ....
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 Spring '08
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