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Process Control and Instrumentation

Process Control and Instrumentation
Liquid flow rate in an open channel can not be measured by a/an

Rectangular weir
Cipolletti weir
Orifice meter
V-notch

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Process Control and Instrumentation
Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an

Solid semi-conductor
Conductor
Insulator
Liquid semi-conductor

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Process Control and Instrumentation
Thermal wells used in temperature measurements should have

High transmissivity of radiation
Very thick walls
Polished surface
Low emissivity

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Process Control and Instrumentation
__________ is the static characteristics of an instrument,

Drift
Dynamic error
Response
Tine lag

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Process Control and Instrumentation
In a shell and tube heat exchanger, the outlet temperature of heating/cooling fluid is the __________ variable.

None of these
Manipulated
Controlled
Load

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Process Control and Instrumentation
The __________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature.

All of these
Pressure
Viscosity
Volume

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