M C Q s D r i v e

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.

_____________ tubes are good substitute for human blood vessels on heart by-pass operation?
A PVC
B Polythene
C Teflon/Dacron
D Polystyrene
Correct Answer: Teflon/Dacron
Vulcanisation of rubber_____________________?
A Decreases its tensile strength
B Increases its ozone & oxygen reactivity
C Increases its oil & solvent resistance
D Converts its plasticity into elasticity
Correct Answer: Converts its plasticity into elasticity
Trade name of ______________ is neoprene?
A Polychlorophrene
B Polyisoprene
C Polytetrafluoroethylene
D Poly vinyl acetate
Correct Answer: Polychlorophrene
Which of the following low molecular weight (<104), soft & waxy polymer is used in „chewing gum‟ ?
A Cellulose acetate
B Polyvinyl acetate
C Thiokol
D PVC
Correct Answer: Polyvinyl acetate
Dacron is a/an___________________?
A Addition polymer
B Condensation polymer
C Polyester
D Both B. and C.
Correct Answer: Both B. and C.
Dacron (or Treylene) fibres as compared to nylon fibres have_____________________?
A Better heat & acid resistant properties
B Poorer resistance to alkalis
C Poorer dyeability
D All A., B. and C.
Correct Answer: All A., B. and C.
The major component of acrylic fibers is__________________?
A Polyamides
B Polyolefins
C Polyacrylonitrile
D Polyesters
Correct Answer: Polyacrylonitrile
Zeigler – Natta catalyst (AlR3 – AlCl3) is used in the polymerisation of_________________?
A Vinyl acetate
B Vinyl chloride
C Propylene
D Styrene
Correct Answer: Propylene
______________ fibres are made of polyamides?
A Dacron
B Nylon
C Rayon
D Orion
Correct Answer: Nylon
________________ is produced by polymerisation of chloroprene?
A Thiokol (a polysulphide rubber)
B Butyl rubber
C Neoprene
D Polyurethane rubber
Correct Answer: Neoprene