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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

Cellulose acetate has very high film permeability among all the polymers of the order of 5000 gm/100 m2. Which of the following polymers has the maximum film elongation (of the order of 100%) ?
A Water impermeable cellophane
B Polythene
C Cellulose acetate
D Teflon
Correct Answer: Polythene
The physical state in which polymers exist is___________________?
A Melts & rubber like state
B Amorphous glassy state
C Partially crystalline state
D All A., B. and C.
Correct Answer: All A., B. and C.
Alkyd resin is a/an___________________?
A Polyamide
B Polyester
C Polyolefin
D Addition polymer
Correct Answer: Polyester
Ion exchange resins are made of____________________?
A Lucite
B Sulphonated Bakelite
C Polystyrene
D Teflon
Correct Answer: Sulphonated Bakelite
Bristles of tooth brushes are made of_______________?
A Nylon-6
B Nylon-66
C Polystyrene
D PVC
Correct Answer: Nylon-6
Most of the plastics are safe to be used upto a maximum temperature of ______________ °C?
A 100
B 150
C 350
D 450
Correct Answer: 150
Contact lenses for eyes are made of Perspex, which is nothing but_______________?
A poly-methyl-methacrylate
B Polystyrene
C Unsaturated polyester
D Polypropylene
Correct Answer: poly-methyl-methacrylate
Which of the following is not a polyolefin ?
A Polystyrene
B Polypropylene
C Neoprene
D None of these
Correct Answer: Neoprene
Vulcanisation of raw rubber makes it__________________?
A Soft
B Less elastic
C Plastic
D Tacky
Correct Answer: Less elastic
Poly-methyl-methacrylate, which is an acrylic resin, is also called ___________________?
A Thiokol
B Plexiglass or Lucite
C Dacron
D Teflon
Correct Answer: Plexiglass or Lucite
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