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Chemical Engineering · Q301

Process Control And Instrumentation

Engineering and GATE · Chemical Engineering · question 301

Q301

Time constant is the

A.
Time taken by the controlled variable to reach 63.2% of its full change
Answer
B.
Same as transportation lag
C.
Same as dead time
D.
Time required by the measured variable to reach 63.2% of its ultimate change

Answer: Option A

Solution

Answer: Option A
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