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

N₂

CO

CO₂

O₂

N₂

CO

CO₂

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Process Control and Instrumentation
Flow rate through an orifice is __________ the pressure differential.

Inversely proportional to the square root of

Proportional to the square root of

Inversely proportional to the square of

Proportional to

Inversely proportional to the square root of

Proportional to the square root of

Inversely proportional to the square of

Proportional to

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Process Control and Instrumentation
Response of a linear control system for a change in set point is called

Frequency response

Servo problem

Regulator problem

Transient response

Frequency response

Servo problem

Regulator problem

Transient response

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Process Control and Instrumentation
__________ is undesirable in thermocouples used in industries,

Oxidation resistance

Non-linear relation of emf to temperature

Corrosion resistance

Linear relation of emf to temperature

Oxidation resistance

Non-linear relation of emf to temperature

Corrosion resistance

Linear relation of emf to temperature

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Process Control and Instrumentation
Dead zone in an instrument must be less than __________ percent of the scale.

1.5

4

8

0.2

1.5

4

8

0.2

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Process Control and Instrumentation
Measurement of pressure in ammonia reactor is done by

Pirani guage

Inclined tube manometer

Bourdon gauge

U-tube manometer

Pirani guage

Inclined tube manometer

Bourdon gauge

U-tube manometer

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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 Flow rate through an orifice is __________ the pressure differential.

Process Control and Instrumentation Response of a linear control system for a change in set point is called

Process Control and Instrumentation __________ is undesirable in thermocouples used in industries,

Process Control and Instrumentation Dead zone in an instrument must be less than __________ percent of the scale.

Process Control and Instrumentation Measurement of pressure in ammonia reactor is done 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
Flow rate through an orifice is __________ the pressure differential.

Process Control and Instrumentation
Response of a linear control system for a change in set point is called

Process Control and Instrumentation
__________ is undesirable in thermocouples used in industries,

Process Control and Instrumentation
Dead zone in an instrument must be less than __________ percent of the scale.

Process Control and Instrumentation
Measurement of pressure in ammonia reactor is done by