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Process Control and Instrumentation

Process Control and Instrumentation
Liquid discharge from a tank or reservoir can not be measured by

Mouthpieces
Notches
Orificemeters
Weirs

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Process Control and Instrumentation
The operation of a rotameter is based on

Rotation of a turbine
Pressure drop across a nozzle
Pressure at a stagnation point
Variable flow area

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Process Control and Instrumentation
__________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point'

Celcius
Rankine
Farenhite
Reumur

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Process Control and Instrumentation
Which of the following thermocouples has the widest temperature measurement range?

Copper-constantan
Iron-constantan
Chromel-alumel
Platinum-platinum/rhodium

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Process Control and Instrumentation
Dilatometer is used to measure

Stress
Deflection
Strain
Contraction/expansion due to changes in temperature

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Process Control and Instrumentation
Working principle of radiation pyrometer is based on the

Seebeck effect
Wien's law
Stafan-Boltzman law
Kirchoffs law

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