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 16 of 19

Q151.
Statement 1: The solubility of NaCl increases with the increase in temperature.
Statement 2: Crystal formation is hindered by nucleation taking place on the crystal surface.
Discuss
Answer: (b).True, True
Q152.
Statement 1: Solid food items containing water molecules are more soluble as the temperature increases.
Statement 2: This growth takes place in steps.
Discuss
Answer: (b).True, True
Q153.
Which of the following tells the significance of crystallization in food processing?
Discuss
Answer: (d).All of the mentioned
Q154.
Statement 1: Crystallization is both a mass and heat transfer operation.
Statement 2: The crystals and mother liquor obtained from a crystallizer are called _____
Discuss
Answer: (c).True, magma
Q155.
Statement 1: Smaller particles dissolve as they have a larger surface area and larger particles grow.
Statement 2: The above process is called Ostwald ripening.
Discuss
Answer: (b).True, True
Q156.
The ratio of concentration of a super saturated solution to a saturated solution is denoted by α’ which is stated by the Kelvin equation. How is it related to the crystal size and interfacial tension between solid and liquid?
Discuss
Answer: (b).Indirectly, directly
Q157.
Parameters affecting crystallization are ____________
Discuss
Answer: (d).All of the mentioned
Discuss
Answer: (d).All of the mentioned
Q159.
Statement 1: Batch crystallizers are used if the throughput is high.
Statement 2: The operating cost of batch crystallizers is high.
Discuss
Answer: (d).False, True
Q160.
Statement 1: Batch crystallizers use the concept of cooling of hot solution/magma.
Statement 2: Control of particle size is poor in a batch crystallizer.
Discuss
Answer: (b).True, True