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Process Control and Instrumentation

Process Control and Instrumentation
All the thermocouples used for temperature measurement use dissimilar metal

Bars
Strips
Beads
Wires

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Process Control and Instrumentation
Identify an unbounded input from inputs whose transfer functions are given below

1/S
1
1/S²
1/(S² + 1)

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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

Thermal conductivity cell
Zirconia probe
Chromatograph
Orsat apparatus

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Process Control and Instrumentation
Thermal conductivity cell is the primary element of a/an __________ analyser.

Carbon dioxide
Carbon monoxide
Oxygen
Sulphur dioxide

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Process Control and Instrumentation
Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is

Iron-constantan
Platinum-rhodium
Chromel-alumel
Platinum-platinum+rhyodium

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Process Control and Instrumentation
Continuous measurement of specific gravity of a liquid is done by

Contact-type electric indicators
Both A and C
Hydrometer
Displacement meter

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