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Process Control and Instrumentation

Process Control and Instrumentation
E.m.f. generated by thermocouples is of the order of

Volts
Millivolts
Microvolts
Kilo volts

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Process Control and Instrumentation
A system with transfer function (2S/4S) + 1 is of __________ order.

1st
3rd
Zero
2nd

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Process Control and Instrumentation
Measurement of pressure in ammonia reactor is done by

U-tube manometer
Inclined tube manometer
Bourdon gauge
Pirani guage

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Process Control and Instrumentation
A proportional controller with a gain of Kc is used to control a first order process. The offset will increase, if

Integral control action is introduced
Kc is reduced
Kc is increased
Derivative control action is introduced

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Process Control and Instrumentation
All the thermocouples used for temperature measurement use dissimilar metal

Beads
Bars
Strips
Wires

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Process Control and Instrumentation
What is the Laplace transform of impulse input having magnitude 'X' ?

1
X
1/X
X²

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MORE MCQ ON Process Control and Instrumentation

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