The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

Process Control and Instrumentation
The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

D⁴

D³

D

D²

D⁴

D³

D

D²

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Process Control and Instrumentation
Strain gage pressure transducers are used to measure __________ pressures.

Absolute as well as differential

Gage as well as vacuum

Both A & B Here

Neither A nor B

Absolute as well as differential

Gage as well as vacuum

Both A & B Here

Neither A nor B

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Process Control and Instrumentation
__________ type of element is normally not used in the bimetallic thermometers.

Multiple helix

Bourdon tube

Single helix

Flat spiral

Multiple helix

Bourdon tube

Single helix

Flat spiral

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

Constant volume gas thermometer

Vapor pressure thermometer

Mercury in glass thermometer

Resistance thermometer

Constant volume gas thermometer

Vapor pressure thermometer

Mercury in glass thermometer

Resistance thermometer

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Process Control and Instrumentation
Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their

Low thermal conductivity

Low electrical conductivity

Low flash point

High viscosity index

Low thermal conductivity

Low electrical conductivity

Low flash point

High viscosity index

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Process Control and Instrumentation
Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C.

0.01

0.1

0.001

0.0001

0.01

0.1

0.001

0.0001

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Process Control and Instrumentation

Process Control and Instrumentation The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures.

Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers.

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

Process Control and Instrumentation Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their

Process Control and Instrumentation Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C.

Process Control and Instrumentation
The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to

Process Control and Instrumentation
Strain gage pressure transducers are used to measure __________ pressures.

Process Control and Instrumentation
__________ type of element is normally not used in the bimetallic thermometers.

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

Process Control and Instrumentation
Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their

Process Control and Instrumentation
Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C.