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Process Control and Instrumentation

Process Control and Instrumentation
Feed forward controller accounts for the __________ changes.

Set point
Neither A nor B
Load
Both A & B

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Process Control and Instrumentation
Polarisation of light forms the working principle of a

Polarograph
Polarimeter
Spectrometer
Chromatograph

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Process Control and Instrumentation
Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a

Flow nozzle type flowmeter
Magnetic flowmeter
Turbine flowmeter
Pitot tube

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Process Control and Instrumentation
Flame photometry is used for the determination of compositional analysis of

Isotopes
Natural gas
Alkali metals
Solids

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Process Control and Instrumentation
Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C.

0.01
0.001
0.0001
0.1

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Process Control and Instrumentation
Pick out the first order system from among the following.

Damped vibrator
Interacting system of two tanks in series
Non-interacting system of two tanks in series
Mercury in glass thermometer kept in boiling water

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