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Chemical Engineering · Q956

Chemical Engineering Basics

Engineering and GATE · Chemical Engineering · question 956

Q956

On-off control

A.
Fully opens the final control element, when the measured variable is below the set point
B.
Fully closes the final control element, when the measured variable is above the set point
C.
Is a two position control (fully open or fully closed) control adequate to control a process with slow reaction and minimum dead time or transfer lag
Answer
D.
None of these

Answer: Option C

Solution

Answer: Option C
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