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Process Control and Instrumentation

Process Control and Instrumentation
Which of the following is not a differential pressure flow meter?

Flow nozzle
Venturimeter
Orificemeter
Rotameter

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

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

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Process Control and Instrumentation
The offset introduced by proportional controller with gain Kc in response of first order system can be reduced by

Introducing integral control
Reducing value of Kc
None of these
Introducing derivative control

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

Remains constant
Decreases
Increases exponentially
Increases

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Process Control and Instrumentation
Mcleoid gauge is used to measure the

Flow rate
Point velocity
Pressure
Vacuum

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Process Control and Instrumentation
The __________ of a vapor pressure thermometer is a primary element.

Bulb
Bourdon tube
None of these
Pointer

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