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Process Control and Instrumentation

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

1
X
X²
1/X

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Process Control and Instrumentation
Emission spectroscopy is used for

Solids and metal analysis
Determination of CO₂ in gases
NOxdetermination
Determining water purity

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Process Control and Instrumentation
pH meter has

No cell
Three cells
One cell
Two cells

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Process Control and Instrumentation
Which of the following controllers has maximum offset?

P-I-D controller
P-controller
P-I controller
P-D controller

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Process Control and Instrumentation
Zirconia probe is used for the measurement of

% CO₂ in flue gas
% O₂ in flue gas
Humidity of air
Speed of a submarine

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Process Control and Instrumentation
The frequency at which maximum amplitude ratio is attained is called the __________ frequency.

Cross-over
Corner
Natural
Resonant

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MORE MCQ ON Process Control and Instrumentation

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