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Process Control and Instrumentation

Process Control and Instrumentation
Which of the following judges the accuracy of an instrument?

Dead zone
Drift
Static error
None of these

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Process Control and Instrumentation
The __________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature.

Volume
All of these
Viscosity
Pressure

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Process Control and Instrumentation
The __________ of a vapor pressure thermometer is a functioning element.

Bourdon tube
None of these
Bulb
Pointer

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Process Control and Instrumentation
Bode diagram is a plot of

Log (AR) vs. log (f) and (Φ) vs. log (f)
None of these
Log (AR) vs. f and log Φ vs.f
AR vs. log (f) and Φ vs. log (f)

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Process Control and Instrumentation
In an exothermic chemical reactor, the manipulated variable is the flow rate of

Reactants
None of these
Product
Coolant

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Process Control and Instrumentation
Which of the following is not the triple point of water?

32°R
492°R
273°K
32°F

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