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Chemical Engineering · Q202

Process Control And Instrumentation

Engineering and GATE · Chemical Engineering · question 202

Q202

For a feed back control system to be stable, the

A.
Roots of the characteristic equation should be real
B.
Poles of the closed loop transfer function should lie in the left half of the complex plane
Answer
C.
Bode plots of the corresponding open loop transfer function should monotoni-cally decrease
D.
Poles of the closed loop transfer function should lie in the right half of the complex plane

Answer: Option B

Solution

Answer: Option B
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