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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

Spark plugs are made of______________________?
A High alumina ceramic
B Metallic carbides
C Corundum
D Carborundum
Correct Answer: High alumina ceramic
In cold working of metal as compared to its hot working____________________?
A Cracks and blow holes are eliminated
B Ductility and impact strength improves
C Appreciable strain hardening is produced
D Yield stress, hardness and fatigue strength is not at all affected
Correct Answer: Appreciable strain hardening is produced
‘Age hardening’ of duralumin is due to____________________?
A Copper
B Magnesium
C Both A. & B.
D Neither A. nor B.
Correct Answer: Both A. & B.
The softest material just next to talc in the Mho’s scale is___________________?
A Quartz
B Gypsum
C Feldspar
D Fluorite
Correct Answer: Gypsum
Which of the following comprises of hydrocarbons ?
A Mica flakes
B Glass
C Rubber
D None of these
Correct Answer: Rubber
Alinco, which is a aluminium-cobalt-nickel steel, is used for making __________________?
A Surgical instruments
B Powerful magnets
C Chemical equipments
D Boiler tubes
Correct Answer: Powerful magnets
Containers made of high silicon cast iron (14% Si) are not suitable for the storage of ____________________?
A Acetic acid
B Benzoic & boric acids
C Phosphoric acid (95%) & sulphuric acid (95%)
D Hydrochloric acid (concentrated)
Correct Answer: Hydrochloric acid (concentrated)
A hardness depth of about 3 mm can be achieved by induction hardness in ______________ seconds?
A 5
B 100
C 250
D 500
Correct Answer: 5
Wrought iron is having very high ________________?
A Hardness
B Strength
C Corrosion resistance
D Susceptibility to changes in its properties by heat treatment
Correct Answer: Corrosion resistance
Rotary kilns in cement industry are lined with _____________bricks?
A Fireclay
B Silica
C Lead
D High alumina & high magnesia
Correct Answer: High alumina & high magnesia
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