Q60
Consider an open - loop transfer function G ( s ) = 1 ( s + 2 ) ( s + 4 ) ( s^2 + 6s + 25 ). What is the value of k which causes sustained oscillation in the closed - loop system?
Consider an open - loop transfer function What is the value of k which causes sustained oscillation in the closed - loop system?
A.
555.25
B.
666.25
AnswerC.
999.25
D.
1111.25
Answer: Option B
Solution
Answer: Option B
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