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Process Control and Instrumentation

Process Control and Instrumentation
Emission spectroscopy is used for

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

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Process Control and Instrumentation
Dilute wine was used as a thermometric liquid initially to develop temperature scale. First emperical temperature scale developed was the __________ scale.

Kelvin
Centigrade
Fahrenheit
Reaumer

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Process Control and Instrumentation
Response of a system to a sinusoidal input is called __________ response.

None of these
Impluse
Unit step
Frequency

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Process Control and Instrumentation
Gas chromatography is used for the measurement of

Pressure
Temperature
Flow rate
Concentration

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Process Control and Instrumentation
Which of the following judges the accuracy of an instrument?

Dead zone
None of these
Static error
Drift

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Process Control and Instrumentation
Bode diagram is a plot of

Log (AR) vs. f and log Φ vs.f
AR vs. log (f) and Φ vs. log (f)
None of these
Log (AR) vs. log (f) and (Φ) vs. log (f)

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