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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

Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?
A Perspex
B Lucite
C Plexiglass
D Teflon
Correct Answer: Teflon
In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the _____________ fibres?
A Viscose rayon
B Acrylic
C Polyvinyl acetate
D Saturated polyester
Correct Answer: Saturated polyester
Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the ___________________?
A Electrical insulation purpose
B Tanning of leather
C Strengthening of plaster of Paris
D Decorative laminates
Correct Answer: Strengthening of plaster of Paris
Thermal pyrolysis of ethylene dichloride produces ____________________?
A Trichloroethylene
B Vinyl chloride
C Ethanol amine
D Ethylene oxide
Correct Answer: Vinyl chloride
In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher ___________________?
A Densities
B Melting point
C Tensile strength
D Hardness, rigidity & brittleness
Correct Answer: Hardness, rigidity & brittleness
Catalyst used in the production of high density polythene by low pressure Ziegler process is ____________________?
A Aluminium triethyl activated with TiCl4
B Platinum
C Molybdenum
D Nickel
Correct Answer: Aluminium triethyl activated with TiCl4
Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is__________________?
A 7 kgf/cm2 and 70 °C
B 1000 kgf/cm2 and 100°C
C 7 kgf/cm2 and 700°C
D 1 kgf/cm2 (gage) and 70°C
Correct Answer: 7 kgf/cm2 and 70 °C
Elastomers are__________________?
A Thermosetting material
B Exemplified by protein derivatives
C Having high flexural strength
D Having very high tensile strength and heat resistance
Correct Answer: Having high flexural strength
The generic chemical name for the class of polymers which are commercially known as nylons is______________________?
A Polyolefins
B Polyamide
C Polyacrylate
D Polyurethane
Correct Answer: Polyamide
Phthalic anhydride is used___________________?
A In making PVC
B As plasticisers
C In insecticides manufacture
D For making nylon-6
Correct Answer: As plasticisers
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