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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

A _____________ mixer resembles a ball mill without balls?
A Banbury
B Pug mill
C Tumbling
D Pan
Correct Answer: Tumbling
Which of the following is a coarse crusher ?
A Smooth roll crusher
B Toothed roll crusher
C Gyratory crusher
D Tube mill
Correct Answer: Gyratory crusher
The reduction ratio for fine grinders is_____________?
A 5-10
B 10-20
C 20-40
D As high as 100
Correct Answer: As high as 100
Filtration should be stopped in a filter press, if the_________________?
A Cake becomes very dense
B Liquor stops flowing out to the discharge
C Filtration pressure rises suddenly
D Both B. & C.
Correct Answer: Both B. & C.
Xanthates are used in the froth floatation process as a/an _______________________?
A Conditioner
B Frother
C Collector
D Activator
Correct Answer: Collector
The operating speed of a ball mill should be ______________ the critical speed?
A Less than
B Much more than
C At least equal to
D Slightly more than
Correct Answer: Less than
Filtration rate does not depend upon the________________?
A Pressure drop & area of filtering surface
B Resistance of the cake & the septum
C Properties of the cake & the filtrate
D None of these
Correct Answer: None of these
Shape factor for a cylinder whose length equals its diameter is_________________?
A 1.5
B 0.5
C 1.0
D 2.0
Correct Answer: 1.5
Which of the following is a batch sedimentation equipment ?
A Dust catcher
B Filter thickener
C Dry cyclone separator
D Rotary sprayer scrubber
Correct Answer: Filter thickener
Cyclones are used primarily for separating_________________?
A Solids
B Solids from fluids
C Liquids
D Solids from solids
Correct Answer: Solids
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