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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

Mixing of light fine powder such as insecticides is done by____________________?

A Banbury mixer

B Pug mill

C Impact wheels

D Kneader

Review Detailed Answer

Correct Answer: Impact wheels

Energy consumption in a crusher decreases with increase in the________________________?

A Size of the product (at constant feed size)

B Capacity of the crushing machine

C Size of feed (at constant reduction ratio)

D All A., B. & C.

Review Detailed Answer

Correct Answer: All A., B. & C.

Pick out the wrong statement ?

A Gape is the greatest distance between the crushing surfaces or the jaws

B The angle of nip (2α) is the angle between roll faces at the level where they will just take hold

C Crushing efficiency is the ratio of the energy absorbed by the solid to the surfaces energy

D Reduction ratio is the ratio of the maximum size of the particles in the feed to that in the

Review Detailed Answer

Correct Answer: Crushing efficiency is the ratio of the energy absorbed by the solid to the surfaces energy

Filter medium resistance is that offered by the__________________?

A Filter cloth

B Embedded particles in the septum

C Filter cloth and the embedded particle collectively

D None of these

Review Detailed Answer

Correct Answer: Filter cloth

Crushing of mineral particles is accomplished in a ‘cage mill’, when one or more alloy steel bars are revolved in opposite directions. It is a type of ______________ mill?

A Impact

B Roll

C Vibratory

D None of these

Review Detailed Answer

Correct Answer: Impact

A compressible cake has the_________________?

A Maximum porosity at the upstream side

B Maximum porosity at the filter medium

C Same porosity throughout the cake thickness

D None of these

Review Detailed Answer

Correct Answer: Maximum porosity at the upstream side

Filter medium resistance is important during the ______________ of filtration?

A Early stages

B Final stages

C Entire process

D None of these

Review Detailed Answer

Correct Answer: Early stages

Diatomaceous earth is a/an_________________?

A Explosive

B Filter aid

C Filter medium

D Catalyst

Review Detailed Answer

Correct Answer: Filter aid

Sedimentation on commercial scale occurs in____________________?

A Classifiers

B Thickeners

C Rotary drum filters

D Cyclones

Review Detailed Answer

Correct Answer: Rotary drum filters

Filter aid is used to____________________?

A Increase the rate of filtration

B Decrease the pressure drop

C Increase the porosity of the cake

D Act as a support base for the septum

Review Detailed Answer

Correct Answer: Increase the porosity of the cake

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Mixing of light fine powder such as insecticides is done by____________________?

Energy consumption in a crusher decreases with increase in the________________________?

Pick out the wrong statement ?

Filter medium resistance is that offered by the__________________?

Crushing of mineral particles is accomplished in a ‘cage mill’, when one or more alloy steel bars are revolved in opposite directions. It is a type of ______________ mill?

A compressible cake has the_________________?

Filter medium resistance is important during the ______________ of filtration?

Diatomaceous earth is a/an_________________?

Sedimentation on commercial scale occurs in____________________?

Filter aid is used to____________________?