Chemical Engineering - Process Control and Instrumentation - Discussion

Discussion Forum : Process Control and Instrumentation - Section 3 (Q.No. 16)
16.
An ideal PID controller has the transfer function . The frequency at which the magnitude ratio of the controller is 1, is
0.5/0.2
0.2/0.5
0.2 x 0.5
1/0.2 x 0.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
4 comments Page 1 of 1.

Aditya said:   3 weeks ago
Find out AR by putting s = jw.
And then put AR = 1.
Then find out the frequency w.

M. Manoj kumar said:   5 years ago
@Ranabir Jana.

Amplitude ratio/ gain.

Suraj said:   9 years ago
@Ranabir.

It means an amplitude ratio.

RANABIR JANA said:   1 decade ago
What is the meaning of magnitude ratio?

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