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Process Control and Instrumentation

Process Control and Instrumentation
Liquid argon level in a pressurised storage tank (at 3 kg/cm² ) is measured by a/an

Gage glass
Differential pressure gage
External float gage
None of these

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Process Control and Instrumentation
Transfer function of transportation lag is

ETS
1/(TS + 1)
None of these
E-TS

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

Proportional to
Inversely proportional to the square root of
Inversely proportional to the square of
Proportional to the square root of

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Process Control and Instrumentation
Bourdon gauges are used for measuring pressure (kg/cm² )

< 2 (gauge)
> 2 (gauge)
> 10 (absolute)
< atmospheric

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Process Control and Instrumentation
Non-metallic diaphragm used as pressure sensor in instruments is generally made of

Thick paper
Synthetic rubber
Bakelite
Teflon

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Process Control and Instrumentation
Thermal conductivity measurement is used for the determination of

Composition of an alloy
O₂ percentage in the flue gas
Specific gravity of petrofuels
CO₂ percentage in the flue gas

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