Unit Operations and Mass Transfer MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Unit Operations and Mass Transfer, a fundamental topic in the field of Food Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Unit Operations and Mass Transfer 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 Unit Operations and Mass Transfer mcq questions that explore various aspects of Unit Operations and Mass Transfer problems. Each MCQ is crafted to challenge your understanding of Unit Operations and Mass Transfer principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Food Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Unit Operations and Mass Transfer MCQs are your pathway to success in mastering this essential Food Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Unit Operations and Mass Transfer. 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 Unit Operations and Mass Transfer knowledge to the test? Let's get started with our carefully curated MCQs!

Unit Operations and Mass Transfer MCQs | Page 12 of 19

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Q111.
Agitator vessels are taller than bubble columns.
Discuss
Answer: (b).False
Q112.
Extremely small packing is favorable for packed towers as the surface area increases.
Discuss
Answer: (b).False
Q113.
Which of the following is a process/method to enhance the amount of pure distillate?
Discuss
Answer: (d).All of the mentioned
Q114.
In re-fluxing, the re-flux ratio needs to a minimum.
Discuss
Answer: (b).False
Q115.
The feed line tells us that a particular feed A is at a sub-cooled liquid. Which of the following explains the above statement?
Discuss
Answer: (c).A liquid below its boiling temperature
Q116.
Statement 1: Bubble point means the feed is at saturated vapor.
Statement 2: Dew point means the feed is at boiling point.
Discuss
Answer: (c).False, False
Q117.
When q=(Heat required to convert one mole of feed to saturated vapor)/(Molar heat of vaporization of feed)
Statement 1: q<1 means the liquid is sub-cooled.
Statement 2: q<0 means the liquid is super heated vapor.
Discuss
Answer: (d).False, True
Q118.
When q=(Heat required to convert one mole of feed to saturated vapor)/(Molar heat of vaporization of feed)
Statement 1: q<1 means the slope is a horizontal line.

Statement 2: q<1 means the slope is a vertical line.
Discuss
Answer: (c).False, False
Q119.
With respect to ammonia-water system –
Statement 1: Limiting ratio is when the __(1)___ will meet __(2)__

Statement 2: When the flow rate of liquid is high, the distance between (1) and (2) decreases.
Discuss
Answer: (a).Operating line will meet Equilibrium curve, false
Discuss
Answer: (c).Number of transfer units in the column