Process Control and Instrumentation

Which of the following shows maximum dip effect (indicating reverse direction of temperature change) ?

Byadmin March 5, 2019August 24, 2021

Which of the following shows maximum dip effect (indicating reverse direction of temperature change) ?

A. Mercury thermometer
B. Radiation pyrometer
C. Bimetallic thermometer
D. Thermocouple

Process Control and Instrumentation

Compositional analysis of flue gas coming out of a furnace in respect of O2 and CO2% can be continuously done by a/an___________________?

Compositional analysis of flue gas coming out of a furnace in respect of O2 and CO2% can be continuously done by a/an___________________?

A. Orsat apparatus
B. Thermal conductivity cell
C. Zirconia probe
D. Chromatograph

Read More Compositional analysis of flue gas coming out of a furnace in respect of O2 and CO2% can be continuously done by a/an___________________?
Process Control and Instrumentation

Dome temperature of blast furnace stove is most accurately measured by a____________________?

Dome temperature of blast furnace stove is most accurately measured by a____________________?

A. Radiation pyrometer
B. platinum-platinum/rhodium thermocouple
C. Iron-constantan thermocouple
D. Platinum resistance thermometer

Read More Dome temperature of blast furnace stove is most accurately measured by a____________________?
Process Control and Instrumentation

Presence of a small amount of water in the organic systems can be determined by the _____________ method?

Presence of a small amount of water in the organic systems can be determined by the _____________ method?

A. Electrical conductivity
B. Polarimetry
C. Emission spectroscopy
D. Dielectric constant end loss factor

Read More Presence of a small amount of water in the organic systems can be determined by the _____________ method?
Process Control and Instrumentation

For two non-interacting first order systems connected in series, the overall transfer function is the ______________ of the individual transfer functions?

For two non-interacting first order systems connected in series, the overall transfer function is the ______________ of the individual transfer functions?

A. Product
B. Ratio
C. Sum
D. Difference

Read More For two non-interacting first order systems connected in series, the overall transfer function is the ______________ of the individual transfer functions?
Process Control and Instrumentation

Flow rate of sludge is not measured by a/an_________________?

Flow rate of sludge is not measured by a/an_________________?

A. Orificemeter
B. Open weir
C. Kennison nozzle
D. Both B. & C.

Read More Flow rate of sludge is not measured by a/an_________________?
Process Control and Instrumentation

The ____________ of a vapor pressure thermometer is a secondary element ?

The ____________ of a vapor pressure thermometer is a secondary element ?

A. Pointer
B. Bourdon tube
C. Bulb
D. None of these

Read More The ____________ of a vapor pressure thermometer is a secondary element ?

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