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Process Control and Instrumentation

Process Control and Instrumentation
Hot wire anemometer is used for the measurement of

Flow rates of granular solids
Very high temperature
Flow rates of fluids
Thermal conductivity of gases

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Process Control and Instrumentation
A simple pitot tube measures the

Static pressure
Maximum velocity
Average velocity
Point velocity

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Process Control and Instrumentation
In a single tank system, the transfer function of level to inlet flow rate is

R/TS
1/TS
R/(TS + 1)
L(TS + l)

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Process Control and Instrumentation
Working principle of mercury in glass thermometer is

Linear expansion
Pressure rise with temperature
Volumetric expansion
None of these

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Process Control and Instrumentation
Thermal well made of __________ gives the fastest speed of response, while measuring temperature by thermocouples.

Steel
Inconel
Nichrome
Vycor (a glass)

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Process Control and Instrumentation
Polarograph is meant for the analysis of

Gaseous mixture
Isotopes
Miscible liquids
Solids

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MORE MCQ ON Process Control and Instrumentation

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