Sbergbreiter enme462

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Unformatted text preview: ______________________________________________ Midterm 1 Page 1 of 11 Dr. S Bergbreiter ENME 462 Vibrations, Controls, and Optimization II Spring 2010 Problem 1 [20 pts] Short Answer. a. What is the transfer function corresponding to the following Bode plot? Bode Diagram 0 Magnitude (dB) -10 -20 -30 G(s) = Phase (deg) -40 0 -45 -90 -1 10 0 10 1 10 2 10 3 10 Frequency (rad/sec) b. Find a value of K that results in a natural frequency of 4 rad/s for the following closed loop system. K = Midterm 1 Page 2 of 11 Dr. S Bergbreiter ENME 462 Vibrations, Controls, and Optimization II Spring 2010 c. For the following root locus, state whether the system is BIBO stable or unstable at K = 0 and K = 10. Circle your answer. Root Locus 1.5 1 K = 0? Stable / Unstable K = 10? Stable / Unstable I...
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This document was uploaded on 03/21/2014.

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