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Process Control and Instrumentation

Process Control and Instrumentation
The amplitude ratio for the sinusoidal response of a __________ is 1.

None of these
First order system
Transportation lag
Second order system

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Process Control and Instrumentation
Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C.

- 10 and 425
- 39 and 350
- 79 and 395
- 51 and 439

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Process Control and Instrumentation
Zirconia probe is used for the measurement of

Speed of a submarine
% CO₂ in flue gas
% O₂ in flue gas
Humidity of air

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Process Control and Instrumentation
Which of the following is not a differential pressure flow meter?

Rotameter
Flow nozzle
Venturimeter
Orificemeter

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Process Control and Instrumentation
Dilatometer is used to measure

Deflection
Strain
Contraction/expansion due to changes in temperature
Stress

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Process Control and Instrumentation
Zirconia probe is used for the continuous measurment of __________ flue gases going out of the furnace.

Carbon monoxide in
Carbon dioxide in
Oxygen in
Temperature of

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