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 9 of 46

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Q81.
Crushing efficiency is the ratio of the

a.

surface energy created by crushing to the energy absorbed by the solid.

b.

energy absorbed by the solid to that fed to the machine.

c.

energy fed to the machine to the surface energy created by crushing.

d.

energy absorbed by the solid to the surface energy created by crushing.

Discuss
Answer: (a).surface energy created by crushing to the energy absorbed by the solid.
Q82.
The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size )

a.

c/s

b.

s/c

c.

s . c

d.

1/s . c

Discuss
Answer: (a).c/s
Q83.
__________ mixer is used for devulcanisation of rubber scrap & making water dispersion & rubber solution.

a.

Tumbler

b.

Banbery

c.

Muller

d.

Rubbon blender

Discuss
Answer: (b).Banbery
Q84.
Which of the following mechanical conveyors does not come under the division 'carriers' ?

a.

Belt conveyor

b.

Bucket elevator

c.

Screw conveyor

d.

Apron conveyor.

Discuss
Answer: (c).Screw conveyor
Q85.
Screen capacity is not a function of

a.

its openings size.

b.

screening mechanism.

c.

screening surface.

d.

atmospheric humidity.

Discuss
Answer: (d).atmospheric humidity.
Q86.
Which of the following is a vacuum filter ?

a.

Filter press

b.

Rotary disc filter

c.

Batch basket centrifuge

d.

Tank filter (Nutsch filter)

Discuss
Answer: (b).Rotary disc filter
Q87.
Pine oil used in froth floatation technique acts as a/an

a.

collector

b.

modifier

c.

frother

d.

activator

Discuss
Answer: (c).frother
Q88.
Cement clinker is reduced to fine size by a

a.

roll crusher

b.

ball mill

c.

tube mill

d.

hammer mill

Discuss
Answer: (c).tube mill
Q89.
The crushed material received for separation is called feed or

a.

tailing

b.

heading

c.

concentrate

d.

middling

Discuss
Answer: (b).heading
Q90.
For spheres, volume shape factor is given by

a.

π(=A/D²)

b.

2π(=2A/D²)

c.

π/6(=V/D³)

d.

AD/V

Discuss
Answer: (c).π/6(=V/D³)
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