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Polymer Technology - Section 1 (3)

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Polymer Technology - Section 1

Polymer technology is a field and there are many MCQs available on
polymer technology in this section which you can solve easily.

17. 

SBR is produced by the copolymerisation of butadiene & styrene by employing emulsion polymerisation. The weight ratio of styrene and butadiene is maintained at

A. 1:3
B. 3:1
C. 1:2
D. 2:1

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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18. 

Trade name of __________ is neoprene.

A. polychloroprene
B. polyisoprene
C. polytetraflouroethylene
D. poly vinyl acetate

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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19. 

Neoprene is the trade name of

A. polyurethane
B. phenol formaldehyde
C. polychlorophrene
D. styrene butadiene rubber (SBR)

Answer: Option C

Explanation:

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20. 

Orlan fibre which is used as a wool sub stitute is

A. an amorphous polymer.
B. a natural polymeric fibre.
C. polyacrylonitrile.
D. polymethylmethacrylate (PMMA).

Answer: Option C

Explanation:

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21. 

Dacron (or terylene) 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).

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

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22. 

Transistor parts and refrigerator components are normally made of

A. polystyrene
B. polyester
C. high density polythene
D. polyurathane

Answer: Option A

Explanation:

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23. 

Thiokol is nothing but

A. polysulphide rubber
B. polyamide fibre
C. engineering plastic
D. exponded polystyrene

Answer: Option A

Explanation:

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24. 

Vinyl flooring is done using __________ sheets.

A. polypropylene
B. PVC
C. polythene
D. polyvinyl acetate

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

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