Mechanical Operations MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Mechanical Operations, 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 Mechanical Operations 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 Mechanical Operations mcq questions that explore various aspects of Mechanical Operations problems. Each MCQ is crafted to challenge your understanding of Mechanical Operations 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 Mechanical Operations 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 Mechanical Operations. 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 Mechanical Operations knowledge to the test? Let's get started with our carefully curated MCQs!

Mechanical Operations MCQs | Page 5 of 46

Q41.
200 mesh screen means 200 openings per
Discuss
Answer: (c).inch
Q42.
__________ is the most commonly used 'filter aid'.
Discuss
Answer: (a).Diatomaceous earth
Q43.
Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of
Discuss
Answer: (c).flint or porcelain
Q44.
Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is
Discuss
Answer: (d).all 'a', 'b' & 'c'.
Q45.
Which of the following relationships between co-efficinet of friction (μ) between rock & roll and a (half of the angle of nip) of the particle to be crushed is correct ?
Discuss
Answer: (b).μ ≥ tan α
Discuss
Answer: (c).Both the rolls run necessarily at the same speed.
Q47.
Which of the following is not an ultrafine grinder (colloid mill)?
Discuss
Answer: (c).Toothed roll crusher
Q48.
In continuous filtration (at a constant pressure drop), filtrate flow rate varies inversely as the
Discuss
Answer: (a).square root of the velocity.
Q49.
For sizing of fine materials, the most suitable equipment is a
Discuss
Answer: (d).vibrating screen
Q50.
Which of the following is not categorised as a "mechanical operation" ?
Discuss
Answer: (d).Humidification
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