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 42 of 46

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Q411.
200 mesh seive size corresponds to __________ microns.
Discuss
Answer: (b).74
Q412.
What is the usual value of angle of nip for crushing of ordinary rock in smooth steel crushing rolls ?
Discuss
Answer: (b).32°
Q413.
Wet grinding in a revolving mill __________ as compared to dry grinding.
Discuss
Answer: (c).increases capacity
Q414.
The grinding in a hammer crusher takes place due to the
Discuss
Answer: (c).both (a) & (b)
Discuss
Answer: (a).maximum porosity at the upstream side.
Q416.
Which of the following is not used as a filter medium in case of corrosive liquids ?
Discuss
Answer: (d).Cotton fabric
Q417.
In ball mill operation, the feed size (Df in meters) and the ball diameter (Db in metres) are related as ( where, K = grindability constant (varying from 0.9 to 1.4 in increasing order of hard ness))
Discuss
Answer: (a).Db² = K.Df
Q418.
Pine oil and cresylic acid are used as __________ in the froth floatation process.
Discuss
Answer: (a).frother
Q419.
Grinding characteristic of a material is given by its
Discuss
Answer: (a).HGI
Q420.
Which of the following is not a non-metalliferous mineral?
Discuss
Answer: (d).Cassiterrite