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?

O₂

CO₂

N₂

CO

O₂

CO₂

N₂

CO

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Process Control and Instrumentation
Turbine flow meters are suitable for

Both B and C

Very limited flow ranges

Cryogenic flow measurements

Aerospace and in air borne applications

Both B and C

Very limited flow ranges

Cryogenic flow measurements

Aerospace and in air borne applications

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Process Control and Instrumentation
Use of I-control along with P-control facilitates

Elimination of offset

None of these

Reduction of stability time

Reduction of offset

Elimination of offset

None of these

Reduction of stability time

Reduction of offset

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Process Control and Instrumentation
Which of the following thermocouples is capable of measuring a temperature of -50°C?

Chromel - alumel

Iron-constantan

Platinum - platinum + rhodium

Copper - constantan

Chromel - alumel

Iron-constantan

Platinum - platinum + rhodium

Copper - constantan

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Process Control and Instrumentation
Thermisters which have a very high temperature co-efficient of resistivity belong to the class of solid called

Semi conductors

Conductors

Insulators

Dielectrics

Semi conductors

Conductors

Insulators

Dielectrics

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Process Control and Instrumentation
Stability of a control system containing a transportation lag can be best analysed by

Root locus methods

Routh test

None of these

Frequency response methods

Root locus methods

Routh test

None of these

Frequency response methods

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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 Turbine flow meters are suitable for

Process Control and Instrumentation Use of I-control along with P-control facilitates

Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C?

Process Control and Instrumentation Thermisters which have a very high temperature co-efficient of resistivity belong to the class of solid called

Process Control and Instrumentation Stability of a control system containing a transportation lag can be best analysed by

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
Turbine flow meters are suitable for

Process Control and Instrumentation
Use of I-control along with P-control facilitates

Process Control and Instrumentation
Which of the following thermocouples is capable of measuring a temperature of -50°C?

Process Control and Instrumentation
Thermisters which have a very high temperature co-efficient of resistivity belong to the class of solid called

Process Control and Instrumentation
Stability of a control system containing a transportation lag can be best analysed by