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 39 of 46

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Q381.
In froth floatation, chemical agent added to cause air adherence is called
Discuss
Answer: (a).collector
Q382.
The sphericity of a solid particle of cubical shape is
Discuss
Answer: (b).(ฯ€/6)^1/3
Q383.
Vertical transportation of materials can be done by a/an
Discuss
Answer: (d).both (b) & (c)
Q384.
In a roll crusher, the specific power consumption and the production rate is affected by the
Discuss
Answer: (c).both (a) and (b).
Q385.
For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Nโ‚š) varies with Nส€โ‚‘ as
Discuss
Answer: (d).Nโ‚š โˆ 1/Nส€โ‚‘
Q386.
Which of the following is not accomplished by agitation of liquids in agitators?
Discuss
Answer: (b).Blending of immiscible liquids.
Q387.
Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation ?
Discuss
Answer: (b).Jaw plates
Q388.
A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 ฮผm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is
Discuss
Answer: (b).1 ฮผm/s
Discuss
Answer: (d).none of these
Q390.
For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a
Discuss
Answer: (a).Buhrstone mill