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Process Control and Instrumentation

Process Control and Instrumentation
Positioning controllers are used for

High loads
Low loads
Temperature changes
Flow rate changes

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Process Control and Instrumentation
In Bode plot, Φ vs ω is plotted on a/an __________ graph paper.

Triangular
Log-log
Ordinary
Semi-log

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Process Control and Instrumentation
Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an

Liquid semi-conductor
Conductor
Solid semi-conductor
Insulator

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Process Control and Instrumentation
Feed forward controller accounts for the __________ changes.

Both A & B
Load
Neither A nor B
Set point

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Process Control and Instrumentation
Which of the following fluid flow measuring devices can measure the largest flow rate?

V-notch
Weir
Rotameter
Orificemeter

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Process Control and Instrumentation
Composition of natural gas is determined by the

Mass spectrometer
Haldane apparatus
Both B and C
Chromatograph

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