Assignment 11-Questions

# Assignment 11-Questions - P s = s 5 s 2 s-4(a Construct the...

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ECE3085 - Homework #11 Due: Apr. 15, 2009 Problem 1. (10 pts) Consider the plant P ( s ) = s - 2 s 2 + 5 s . (a) Construct the Nyquist plot of P ( s ) . (b) For what values of K is the system stable? Problem 2. (10 pts) Consider the plant P ( s ) = s + 5 ( s + 2)( s + 4) . (a) Construct the Nyquist plot of P ( s ) . (b) For what values of K is the system stable? Problem 3. (10 pts) Consider the plant
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Unformatted text preview: P ( s ) = s + 5 ( s + 2)( s-4) . (a) Construct the Nyquist plot of P ( s ) . (b) For what values of K is the system stable? Problem 4. (12 pts) Consider the plant P ( s ) = s-2 s 2 + 9 . (a) Construct the Nyquist plot of P ( s ) . (b) For what values of K is the system stable?...
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