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Process Control and Instrumentation

Process Control and Instrumentation
High temperature of around 2000°C of incandescent gas mantles is measured by a/an

Optical pyrometer
Radiation pyrometer
Specially designed thermocouple
None of these Here

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Process Control and Instrumentation
Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant)

nRT/V
nRT/P
V/nRT
p/nRT

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Process Control and Instrumentation
Starting temperature of optical radiation pyrometer is __________ °C.

800
1500
1200
400

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

Kennison nozzle
Open weir
Both B & C
Orificemeter

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Process Control and Instrumentation
Gain margin is equal to the

Gain in P controller
Amplitude ratio
Reciprocal of amplitude ratio
Gain in P-I controller

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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

Bellow
Bourdon tube
Strip
Diaphragm

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MORE MCQ ON Process Control and Instrumentation

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