Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity?

Process Control and Instrumentation
Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity?

N₂

O₂

CO₂

CO

N₂

O₂

CO₂

CO

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Process Control and Instrumentation
The temperature range for which copper resistance thermometer can be used is __________ °C

-200 to 150

500 to 900

350 to 750

0 to 150

-200 to 150

500 to 900

350 to 750

0 to 150

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Process Control and Instrumentation
Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability?

Fused metal (Na or K) in steel thermometer

Nitrogen in steel thermometer

Alcohol in glass thermometer

Mercury in glass thermometer

Fused metal (Na or K) in steel thermometer

Nitrogen in steel thermometer

Alcohol in glass thermometer

Mercury in glass thermometer

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

Chromel-alumel

Iron-constantan

Copper-constantan

Platinum-platinum/rhodium

Chromel-alumel

Iron-constantan

Copper-constantan

Platinum-platinum/rhodium

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Process Control and Instrumentation
In a shell and tube heat exchanger, the inlet temperature of heating/cooling fluid is the __________ variable.

None of these

Manipulated

Load

Controlled

None of these

Manipulated

Load

Controlled

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Process Control and Instrumentation
Which of the following thermometers is not suitable for distant reading upto 60 metres?

Resistance thermometer

Constant volume gas thermometer

Vapor pressure thermometer

Mercury in glass thermometer

Resistance thermometer

Constant volume gas thermometer

Vapor pressure thermometer

Mercury in glass thermometer

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Process Control and Instrumentation

Process Control and Instrumentation Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity?

Process Control and Instrumentation The temperature range for which copper resistance thermometer can be used is __________ °C

Process Control and Instrumentation Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability?

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

Process Control and Instrumentation In a shell and tube heat exchanger, the inlet temperature of heating/cooling fluid is the __________ variable.

Process Control and Instrumentation Which of the following thermometers is not suitable for distant reading upto 60 metres?

Process Control and Instrumentation
Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity?

Process Control and Instrumentation
The temperature range for which copper resistance thermometer can be used is __________ °C

Process Control and Instrumentation
Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability?

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

Process Control and Instrumentation
In a shell and tube heat exchanger, the inlet temperature of heating/cooling fluid is the __________ variable.

Process Control and Instrumentation
Which of the following thermometers is not suitable for distant reading upto 60 metres?