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 6 of 19

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Q51.
A major reason as to why evaporators and their selection for different applications in the food industry is very important is because ______
Discuss
Answer: (d).All of the mentioned reasons
Q52.
Desolventization which is done in certain evaporators is more similar to distillation than evaporation.
Discuss
Answer: (a).True
Q53.
In flashing of jams, the temperature of concentrated jam _____ on flashing. Also, the vapor pressure of the concentrated jam _____
Discuss
Answer: (a).Decreases, sustains combustion
Q54.
In plate evaporator, the heat transfer coefficient is high in spite of low residence time because _____
Discuss
Answer: (c).Feed is made to pass as thin film
Q55.
Shifting of a pair of ripened apples from the store house to the vegetable cart is called mass transfer.
Discuss
Answer: (b).False
Q56.
Statement 1: When alcohol is allowed to move from chamber A to chamber B when a barrier between them is removed, it is called multi phase diffusion.
Statement 2: When oxygen is made to diffuse into the water, it’s called continuous molecular diffusion.
Discuss
Answer: (d).False, True
Q57.
Velocity gradient is the main driving force in mass transfer.
Discuss
Answer: (b).False
Q58.
Statement 1: A phase boundary exists between alcohol and oxygen.
Statement 2: Phase boundary varies with agitation. It is inversely proportional to the amount of agitation provided.
Discuss
Answer: (b).True, True
Q59.
A phase boundary between alcohol and water exists.
Discuss
Answer: (b).False
Q60.
Statement 1: Diffusion is faster than convective mass transfer.
Statement 2: Mass transfer is proportional to the area of contact.
Discuss
Answer: (d).False, True