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Process Control and Instrumentation

Process Control and Instrumentation
Which of the following is not the triple point of water?

32°R
492°R
32°F
273°K

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Process Control and Instrumentation
Starting temperature of optical radiation pyrometer is __________ °C.

1200
400
1500
800

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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

Zirconia probe
Thermal conductivity cell
Chromatograph
Orsat apparatus

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Process Control and Instrumentation
A first order system with unity gain and time constant τ is subjected to a sinusoidal input of frequency w = 1/τ. The amplitude ratio for this system is

1
1/√2
0.5
0.25

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Process Control and Instrumentation
Range of hydrogen gas constant volume themometer is __________ °C.

0 to 100
100 - 500
-10 to 20
400 - 1000

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Process Control and Instrumentation
Which is the most suitable instrument for measuring pressure below 3 microns?

Mcleoid gauge
Alphatron
Ionisation gauge
Bourdon guage

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MORE MCQ ON Process Control and Instrumentation

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