阿摩線上測驗
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阿摩線上測驗
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2. A root locus problem is shown in Fig.2 with plan
(c) In order to improve the stability, a zero is added in the controller as D(s)= K(s + a) to make the root locus cross the jw-axis at ±j5.5. Please find the value of a, and sketch the new root locus.(10%)