Chemical Engineering - Process Control and Instrumentation - Discussion

Discussion Forum : Process Control and Instrumentation - Section 5 (Q.No. 1)

Process Control and Instrumentation

Time constant is the

time taken by the controlled variable to reach 63.2% of its full change.

same as transportation lag.

same as dead time.

time required by the measured variable to reach 63.2% of its ultimate change.

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

3 comments Page 1 of 1.

Trushal said: 5 years ago

I think option D is right.

(2)

Albaz said: 4 years ago

D is the correct answer.

(2)

Papu Das said: 9 years ago

What is the difference between measured variable and controlled variable, At which variable time constant is more adaptable?

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