For the pole-zero plot given below, what would be the value of system function H(s), if the d.c. gain of the system is 20?
A. 10 (s + 4) / (s + 1) (s2 + 6s – 10)
B. 20 (s – 4) / (s + 3) (s2 _ 6s +10)
C. 40 (s + 4) / (s + 3) (s2 – 6s – 10)
D. 50 (s + 4) / (s + 1) (s2 + 6s +10)
Answer:D
For the pole-zero plot given below, what would be the value of system function H(s), if the d.c. gain of the system is 20?
A. 10 (s + 4) / (s + 1) (s2 + 6s – 10) B. 20 (s – 4) / (s + 3) (s2 _ 6s +10) C. 40 (s + 4) / (s + 3) (s2 – 6s – 10) D. 50 (s + 4) / (s + 1) (s2 + 6s +10)