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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

External float gage
Differential pressure gage
Gage glass
None of these

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Process Control and Instrumentation
Hot wire anemometer is used for the measurement of

Thermal conductivity of gases
Flow rates of granular solids
Flow rates of fluids
Very high temperature

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Process Control and Instrumentation
The __________ of a vapor pressure thermometer is a secondary element.

None ofthese
Bourdon tube
Bulb
Pointer

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Process Control and Instrumentation
In Bode plot, Φ vs ω is plotted on a/an __________ graph paper.

Ordinary
Semi-log
Log-log
Triangular

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Process Control and Instrumentation
Out of the following themocouple wire insulating material, the highest temperature rating is for

Fibre glass
Asbestos
Teflon
Ceramic fibre

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Process Control and Instrumentation
Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant)

nRT/P
nRT/V
p/nRT
V/nRT

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