Root locus of s(s+2)+K(s+4) =0 is a circle. What are the coordinates of the center of this circle?
A. -2,0
B. -3,0
C. -4,0
D. -5,0
Answer:C
Root locus of s(s+2)+K(s+4) =0 is a circle. What are the coordinates of the center of this circle?
A. -2,0 B. -3,0 C. -4,0 D. -5,0
Explanation: s(s+2)+K(s+4) =0