CUET-PG SERIES Chemical-thermal-and-polymer-engineering
Polymer Science
9 previous year questions.
Volume: 9 Ques
Yield: Medium
High-Yield Trend
9
2024 Chapter Questions 9 MCQs
01
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
The characteristic that deteriorates when more styrene is added to butadiene to get SBR during polymerization is:
1
Resilience
2
Strength
3
Elongation
4
Freezing point
02
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
XLPE is the trade name of
1
Low-density polyethylene
2
High-density polyethylene
3
Linear low-density polyethylene
4
Crosslinked polyethylene
03
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
The catalyst used during the condensation of phenol and formaldehyde to obtain the highest electrical properties is:
1
Liquid ammonia
2
Caustic soda solution
3
Sulphuric acid
4
Hydrochloric acid
04
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
For the manufacture of Nylon-6 by condensation polymerization of caprolactam, the temperature maintained in the reactor is about:
1
60–80°C
2
130–140°C
3
240–280°C
4
400–450°C
05
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
The kinetics and degree of polymerization of polymer during emulsion polymerization depends upon:
1
Time of process, quality of initiator
2
Quantity of initiator, intensity of agitator
3
Intensity of agitator, temperature of process
4
Temperature and time of process, quantity of initiator, and intensity of agitator
06
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
The polymer —A–A–A–B–B—AAA—B-——-B represents:
1
Block copolymer
2
Graft copolymer
3
Random copolymer
4
Alternate copolymer
07
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
Polymer having high tensile strength, tensile modulus, stiffness, melting point, and heat distortion temperature combined with low specific gravity and excellent resistance to environmental stress cracking is:
1
LDPE
2
Polypropylene
3
HDPE
4
Styrene-butadiene rubber
08
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
Diglycidyl ether of bisphenol-A and 4,4-diamino diphenyl sulfone system can be used to obtain glass-reinforced composites by the process of:
1
Wet-lay-up technique
2
Dry-lay-up technique
3
Dry-wet-up technique
4
Wet-dry-up technique
09
PYQ 2024
medium
chemical-thermal-and-polymer-engineering ID: cuet-pg-
In extrusion, the primary function of the transition zone is to:
A. compress the polymer
B. melt the polymer
C. support the screen pack
D. contribute for he back pressure
A. compress the polymer
B. melt the polymer
C. support the screen pack
D. contribute for he back pressure
1
A and B only
2
A and C only
3
B and D only
4
A and D only
About Polymer Science - CUET-PG
Polymer Science is a vital chapter for CUET-PG aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Polymer Science PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Polymer Science carry the most weight. Then, tackle the questions iteratively to solidify your understanding.