3. Consider the unity feedback system shown in Fig. 2. For each of the following choices of G(s), identify (i) the system type, (i) the highest exponent k such that the system can track tk with constant error, and (i) the tracking error for input th. G(s) (a) G(s) 2s2+s (b) G(s) = rt4 (c) G(s) = 7 9. 4s3+s2–3s+4 s2 (4s2+s+4)

3. Consider the unity feedback system shown in Fig. 2. For each of the following choices of G(s), identify (i) the system type, (i) the highest exponent k such that the system can track tk with constant error, and (i) the tracking error for input th. G(s) (a) G(s) 2s2+s (b) G(s) = rt4 (c) G(s) = 7 9. 4s3+s2–3s+4 s2 (4s2+s+4)

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.3P

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