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Process Control and Instrumentation

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

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

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Process Control and Instrumentation
The time constant of a first order process with resistance R and capacitance C is

R + C
RC
R - C
1/RC

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Process Control and Instrumentation
The thermal emf-temperature relationship of most thermocouples is

Exponential
Square root
Parabolic
Linear

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Process Control and Instrumentation
Nitrogen gas constant volume thermometer is suitable for measuring a temperature of __________ °C.

> 50
0-100
> 100
< 0

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Process Control and Instrumentation
Flow rate of sludge is not measured by a/an

Orificemeter
Kennison nozzle
Both B & C
Open weir

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Process Control and Instrumentation
Load cells are used for the measurement of

Weight
Stress
Strain
Velocity

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MORE MCQ ON Process Control and Instrumentation

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