Question: 2. Given the following open-loop transfer function: GOL=Kc(1+s3)(0.2s2+0.4s+12) a. What is the characteristic equation for this system, in expanded form? b. Use the direct substitution

2. Given the following open-loop transfer function: GOL=Kc(1+s3)(0.2s2+0.4s+12) a. What is

2. Given the following open-loop transfer function: GOL=Kc(1+s3)(0.2s2+0.4s+12) a. What is the characteristic equation for this system, in expanded form? b. Use the direct substitution method to determine the values of Kc that make the system closed-loop stable. c. According to your answer to Part b, would Kc=2 result in a closed-loop stable or closed-loop unstable response

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