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Process Control and Instrumentation

Process Control and Instrumentation
Optical activity of a solution can be determined using a

Polarimeter
Dilatometer
Refractrometer
Polarograph

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Process Control and Instrumentation
Zirconia probe is used for the measurement of

% O₂ in flue gas
Speed of a submarine
Humidity of air
% CO₂ in flue gas

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Process Control and Instrumentation
Bourdon tube is never made of

Stainless steel
Cast iron
Monel metal
Phosphor bronze

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Process Control and Instrumentation
The transfer function for a P-D controller is

Kc(1 +1/τD s)
Kc(1+τD s)
Kc τD s
Kc/τD s

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Process Control and Instrumentation
Instrumentation in a plant offers the advantage of

All of these
Greater operation economy
Greater safety of operation
Better quality of product

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Process Control and Instrumentation
Flow rate of sludge is not measured by a/an

Open weir
Kennison nozzle
Orificemeter
Both B & C

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MORE MCQ ON Process Control and Instrumentation

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