Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion?

Process Control and Instrumentation
Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion?

Brass

Invar

Chromel

Nickel

Brass

Invar

Chromel

Nickel

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

Gage as well as vacuum

Absolute as well as differential

Both A & B Here

Neither A nor B

Gage as well as vacuum

Absolute as well as differential

Both A & B Here

Neither A nor B

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Process Control and Instrumentation
Paramagnetism method is not used for the composition determination of __________ in gases.

Carbon dioxide

Oxygen

Any of these

Oxides of nitrogen

Carbon dioxide

Oxygen

Any of these

Oxides of nitrogen

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Process Control and Instrumentation
The unit of 'time constant' of a system is the same as that of

Time

None of these

Velocity

(time)⁻¹

Time

None of these

Velocity

(time)⁻¹

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Process Control and Instrumentation
Pick out the one which is a first order instrument.

Bare metallic thermometer

Bare vapor pressure thermometer

All of these

Mercury in glass thermometer (without any covering or air gap)

Bare metallic thermometer

Bare vapor pressure thermometer

All of these

Mercury in glass thermometer (without any covering or air gap)

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Process Control and Instrumentation
A manometer measures the __________ pressure.

Atmospheric

None of these

Gauge

Absolute

Atmospheric

None of these

Gauge

Absolute

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Process Control and Instrumentation

Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion?

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

Process Control and Instrumentation Paramagnetism method is not used for the composition determination of __________ in gases.

Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of

Process Control and Instrumentation Pick out the one which is a first order instrument.

Process Control and Instrumentation A manometer measures the __________ pressure.

Process Control and Instrumentation
Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion?

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

Process Control and Instrumentation
Paramagnetism method is not used for the composition determination of __________ in gases.

Process Control and Instrumentation
The unit of 'time constant' of a system is the same as that of

Process Control and Instrumentation
Pick out the one which is a first order instrument.

Process Control and Instrumentation
A manometer measures the __________ pressure.