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Process Control and Instrumentation

Process Control and Instrumentation
Stroboscope is used for the measurement of

Rpm of a flywheel
Frequency of light
Depression of freezing point
Liquid level under pressure

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Process Control and Instrumentation
The pressure sensing element of elastic type pressure gauge is never made in the form of a

Strip
Diaphragm
Bourdon tube
Bellow

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Process Control and Instrumentation
Bode diagram is a plot of

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

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Process Control and Instrumentation
With increase in temperature, the electrical conductivity of the platinum used in the resistance thermometer

Increases exponentially
Remains constant
Increases
Decreases

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Process Control and Instrumentation
Psychrometer determines the

Water of crystallisation
Humidity of gases
Moisture content of solids
Hygroscopic nature of solids

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Process Control and Instrumentation
Meleoid gauge measures the __________ pressure.

Atmospheric
Very high
Positive
Sub-atmospheric

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MORE MCQ ON Process Control and Instrumentation

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