Process Control and Instrumentation MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Process Control and Instrumentation, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Process Control and Instrumentation MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Process Control and Instrumentation mcq questions that explore various aspects of Process Control and Instrumentation problems. Each MCQ is crafted to challenge your understanding of Process Control and Instrumentation principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Process Control and Instrumentation MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Process Control and Instrumentation. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Process Control and Instrumentation knowledge to the test? Let's get started with our carefully curated MCQs!

Process Control and Instrumentation MCQs | Page 18 of 35

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Discuss
Answer: (d).contraction/expansion due to changes in temperature
Q172.
The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is
Discuss
Answer: (a).5ฯ€/12
Q173.
Which of the following does not figure in the list of seven substances selected for international temperature scale ?
Discuss
Answer: (d).Zinc (B.P) and mercury (F.P)
Q174.
A constant volume gas thermometer employing __________ is used to measure sub-zero (i.e., < 0° C) temperature.
Discuss
Answer: (a).helium
Discuss
Answer: (b).two cells
Discuss
Answer: (b).cannot be used to test the stability of a control system containing transportation lag.
Q177.
Bode diagram are generated from output response of the system subjected to which of the following input?
Discuss
Answer: (d).Sinusoidal
Q178.
Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere ?
Discuss
Answer: (a).Platinum-platinum + rhodium
Q179.
Mercury thermometer can be used to measure the temperature upto __________ °C.
Discuss
Answer: (c).350
Q180.
The transfer function of a process is 1 / (16s² + 8s + 4) . If a step change is introduced into the system, then the response will be
Discuss
Answer: (a).under damped