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Process Control and Instrumentation

Process Control and Instrumentation
Maximum differential pressure in liquid manometer is __________ psi.

40
30
50
20

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Process Control and Instrumentation
Thermal well made of __________ gives the fastest speed of response, while measuring temperature by thermocouples.

Nichrome
Vycor (a glass)
Inconel
Steel

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Process Control and Instrumentation
__________ is an example of distributed parameter system

Tubular reactor
On-off controller
None of these
CSTR

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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
Bellow
Bourdon tube
Diaphragm

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Process Control and Instrumentation
Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an

Radiation pyrometer
Optical pyrometer
Chromel-alumel thermocouple
Either B or C

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Process Control and Instrumentation
The term analogous to voltage in a single tank system is the

Level of liquid
Heat content of the system
Flow rate
Liquid volume in the tank

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