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Process Control and Instrumentation

Process Control and Instrumentation
Pressure of 0.0001 absolute psi can be measured by __________ gauge

Mcloid
None of these
Pirani
Thermocouple

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Process Control and Instrumentation
What is the Laplace transform of sin t ?

1/(s² + 1)
1/(s² - 1)
S/(s² + 1)
S/(s² - 1)

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Process Control and Instrumentation
Emf developed by a thermocouple while measuring a temperature of 800°C is about 31 mV. The type of thermocouple used is

Chromel-alumel
Platinum-platinum+rhodium
None of these
Iron-constantan

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Process Control and Instrumentation
Feed forward controller accounts for the __________ changes.

Load
Neither A nor B
Set point
Both A & B

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Process Control and Instrumentation
__________ are analysed using a polarograph.

Liquids
Isotonic solutions
Solids
Gases

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

Ordinary
Semi-log
Log-lag
Triangular

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