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Process Control and Instrumentation

Process Control and Instrumentation
Liquid column manometers are used for measuring the pressure __________ kgf/cm² .

< 10 (gage)
< 3 (gage)
> 2(gage)
< atmospheric

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Process Control and Instrumentation
In Bode plot, A.R. vs. w is plotted on a/an __________ graph paper.

Ordinary
Triangular
Log-lag
Semi-log

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Process Control and Instrumentation
Silver point temperature is __________ °C.

760.5
1060.5
860.5
960.5

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Process Control and Instrumentation
Radiation pyrometers as compared to thermocouples

Can't measure the temperature of moving objects
Has a slower speed of response
Is more affected by corrosive atmosphere
Can measure higher temperature

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Process Control and Instrumentation
In an exothermic chemical reactor, the manipulated variable is the flow rate of

Reactants
Coolant
Product
None of these

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Process Control and Instrumentation
Bourdon tube is never made of

Stainless steel
Monel metal
Phosphor bronze
Cast iron

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