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Process Control and Instrumentation

Process Control and Instrumentation
The amplitude ratio for the sinusoidal response of a __________ is 1.

Transportation lag
First order system
Second order system
None of these

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Process Control and Instrumentation
Working principle of mercury in glass thermometer is

Linear expansion
Pressure rise with temperature
Volumetric expansion
None of these

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Process Control and Instrumentation
Liquid levels in autocalves are measued by

Simple float
Glass gauge
None of these
Differential float type manometer

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Process Control and Instrumentation
Emission spectroscopy is used for

Determination of CO₂ in gases
Solids and metal analysis
Determining water purity
NOxdetermination

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Process Control and Instrumentation
Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer.

Radiation
None of these
Photoelectric
Optical

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Process Control and Instrumentation
Mass spectrometer is used for the composition analysis of

Isotopes
Solids
Alloys
None of these

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