Question: E7.8 Sketch the root locus for a unity feedback system with K(s+3) L(s)=G(s)G(s) = = (s+1) (s+19) (a) Find the gain when all three roots

E7.8 Sketch the root locus for a unity feedback system with

K(s+3) L(s)=G(s)G(s) = = (s+1) (s+19) (a) Find the gain when all

K(s+3) L(s)=G(s)G(s) = = (s+1) (s+19) (a) Find the gain when all three roots are real and equal. (b) Find the roots when all the roots are equal as in part (a).

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