Problem 예제.

Multiple Choice • Views 791 • Comments 0 • Created at 2 years ago • Last Updated at 5 months ago  
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루프 전달함수 G(s)H(s)=k(s+2)(s2+2s+2)G(s)H(s)=\dfrac{k}{(s+2)(s^2+2s+2)}의 근궤적에서 s=1+js=-1+j에서의 출발각 (K>0)은?

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1

45°

2

90°

3

30°

4

60°

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