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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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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.

All Topics  9594

For classification of potable (drinking) water, we use a _______________ filter?
A Gravity sand
B Plate and frame
C Vacuum leaf
D Rotary vacuum
Correct Answer: Gravity sand
Trommels employ _____________ for screening of materials?
A Fibrous cloth
B Woven wire screen
C Punched plate
D None of these
Correct Answer: Punched plate
The material is crushed in a gyratory crusher by the action of__________________?
A Impact
B Compression
C Attrition
D Cutting
Correct Answer: Compression
Production rate _____________ with increased fineness, with a given energy input to the size reduction machine?
A Decreases
B Increases
C Remains unchanged
D May increase or decrease; depends on the machine
Correct Answer: Decreases
Fick’s law relates to_________________?
A Energy consumption
B Final particle size
C Feed size
D None of these
Correct Answer: Energy consumption
Cartridge filters are termed as ‘edge’ filters, because of the fact that the_________________?
A Disks have very sharp edge
B Solids are not deposited at the edge of the disk
C Bulk of the solids are removed at the periphery of the disks
D None of these
Correct Answer: Bulk of the solids are removed at the periphery of the disks
Moisture can be removed from lubricating oil using_________________?
A Tubular centrifuge
B Clarifier
C Sparkler filter
D Vacuum leaf filter
Correct Answer: Tubular centrifuge
Hot, lumpy & abrasive materials are best transported by using a/an ___________ conveyor ?
A Apron
B Belt
C Screw
D Flight
Correct Answer: Apron
What is the selectivity index, if the grade of tailings & concentrate is the same ?
A 0
B ∞
C 1
D 0.5
Correct Answer: 1
The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond’s law, Rittinger’s law and Kick’s law) depend upon the_________________?
A Feed material
B Type of crushing machine
C Both A. & B.
D Neither A. nor B.
Correct Answer: Both A. & B.
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