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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.

Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of ____________ mm?

A 0.007

B 0.30

C 50

D 0.014

Review Detailed Answer

Correct Answer: 0.30

____________ mills fall in the category of tumbling mills ?

A Ball and pebble

B Rod and tube

C Compartment

D All A., B. & C.

Review Detailed Answer

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

____________ conveyor is the most suitable for long distance transportation of cold, nonabrasive granular/irregular shape/fine materials?

A Bucket

B Belt

C Screw

D Apron

Review Detailed Answer

Correct Answer: Belt

A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is_________________?

A 0.50

B 0.58

C 0.68

D 0.62

Review Detailed Answer

Correct Answer: 0.50

Run of mine (ROM) coal is crushed by a _________________________ for use in domestic ovens?

A Jaw crusher

B Hammer crusher

C Ball mill

D Tube mill

Review Detailed Answer

Correct Answer: Hammer crusher

Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a _____________ operation?

A Clarification

B Sedimentation

C Flocculation

D Classification

Review Detailed Answer

Correct Answer: Classification

Ultra centrifuges are used for the separation of _____________ solid particles?

A Coarse

B Fine

C Colloidal

D Dissolved

Review Detailed Answer

Correct Answer: Colloidal

Separation of materials into products based on the difference of their sizes is called___________________?

A Sizing

B Sorting

C Classification

D Flocculation

Review Detailed Answer

Correct Answer: Sizing

The sphericity of a cylinder of 1 mm diameter and length 3 mm is_________________?

A 0.9

B 0.78

C 0.6

D 0.5

Review Detailed Answer

Correct Answer: 0.9

Which of the following is not a cutting machine ?

A Dicers

B Knife cutters

C Slitters

D Tube mills

Review Detailed Answer

Correct Answer: Tube mills

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of ____________ mm?

____________ mills fall in the category of tumbling mills ?

____________ conveyor is the most suitable for long distance transportation of cold, nonabrasive granular/irregular shape/fine materials?

A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is_________________?

Run of mine (ROM) coal is crushed by a _________________________ for use in domestic ovens?

Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a _____________ operation?

Ultra centrifuges are used for the separation of _____________ solid particles?

Separation of materials into products based on the difference of their sizes is called___________________?

The sphericity of a cylinder of 1 mm diameter and length 3 mm is_________________?

Which of the following is not a cutting machine ?