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Chemical Engineering - Process Control and Instrumentation

Exercise : Process Control and Instrumentation - Section 4
46.
The transfer function of a first order system is
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Composition of alloys can be determined by
polarograph
chromatograph
refractrometer
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Optical activity of a solution can be determined using a
polarimeter
polarograph
dilatometer
refractrometer
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Stability of a control system containing a transportation lag can be best analysed by
Routh test
root locus methods
frequency response methods
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
Stabilising time for the controllers is the time required for the response to reach __________ percent of its ultimate value.
63.2
87.5
95
100
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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