Agitation and Aeration MCQs

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

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

Agitation and Aeration MCQs | Page 9 of 11

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Q81.
A fermentation system has a KLa of 3 s­¹ and a C0* of 5 ppm of Oโ‚‚. If the bulk liquid is saturated with oxygen then the oxygen transfer rate will be equal to
Discuss
Answer: (a).zero
Discuss
Answer: (b).A Rushton turbine
Q83.
Small propellers turn at the speed of either
Discuss
Answer: (d).1150 rpm or 1750 rpm
Discuss
Answer: (c).they provide high shear mixing conditions
Q85.
Which of the following is not classified as an axial flow impeller?
Discuss
Answer: (c).A Rushton turbine
Q86.
Power number (Np) is also known as
Discuss
Answer: (c).Newton's number
Discuss
Answer: (a).The air escapes without being distributed by the agitator
Q88.
A cylindrical reactor has a liquid volume of 100,000 litres. It has an aspect ratio the ratio of the channel height to width of 1:1. The height of the liquid in the reactor will be approximately:
Discuss
Answer: (c).5.0 m
Q89.
Detergent like substances produced by microorganisms during a fermentation will lead to
Discuss
Answer: (d).all of the above
Q90.
In the design of a paddle agitator, the ratio of paddle diameter to tank diameter is normally taken as
Discuss
Answer: (b).0.8