Polymer Technology Degree Questions - Set 10 - ObjectiveBooks

Polymer Technology Degree Questions - Set 10

Practice Test: Question Set - 10

1. Which of the following is a copolymer?
    (A) PVC
    (B) Bakelite
    (C) Polythene
    (D) Teflon

2. Molecular weight of polymers are in the range of
    (A) 10 to 103
    (B) 102-107
    (C) 107-109
    (D) 109-1011

3. __________ scrap can be recycled & reutilized.
    (A) Bakelite
    (B) Epoxy resin
    (C) Polythene
    (D) None of these

4. Branched chair polymers as compared to linear polymers have
    (A) Higher melting point
    (B) Higher tensile strength
    (C) Lower density
    (D) None of these

5. Nitrile rubber is produced by the polymerization of
    (A) Acrylonitrile & butadiene
    (B) Acrylonitrile & styrene
    (C) Isobutylene & isoprene
    (D) None of these

6. Viscose rayon is
    (A) Cellulose nitrate
    (B) Regenerated cellulose nitrate
    (C) Regenerated cellulose acetate
    (D) None of these

7. Epoxy resin is
    (A) Not used for surface coating
    (B) A good abrasive
    (C) An elastomer
    (D) A polyester

8. Pick out the correct statement.
    (A) Plastics are good conductors of heat and electricity
    (B) All the polymers are highly crystalline in nature
    (C) Polymers can be vaporized by heating to a very high temperature
    (D) The liquid polymer becomes greasy, then waxy and finally solid on increasing the degree of polymerization

9. Lavatory cisterns are normally made of
    (A) Expanded polystyrene
    (B) Saturated polyester
    (C) Perspex
    (D) PVC

10. Starting material for the production of butadiene in India is
    (A) Naphthalene
    (B) Benzol
    (C) Ethyl alcohol
    (D) Phthalic anhydride

11. Which of the following polymers does not belong to the class of Polyacrylate polymer?
    (A) PMMA
    (B) Polyacrylonitrile
    (C) Poly Ethyl acrylate
    (D) None of these

12. Low density polythene as compared to high density polythene is
    (A) Harder
    (B) Tougher
    (C) Chemically inert
    (D) More flexible

13. Vinyl flooring is done using __________ sheets.
    (A) Polypropylene
    (B) PVC
    (C) Polythene
    (D) Polyvinyl acetate

14. Hot drink (e.g., tea) cups are usually made of
    (A) Polystyrene
    (B) Polythene
    (C) Polypropylene
    (D) PVC

15. Main constituent of natural rubber is
    (A) Polystyrene
    (B) Polyisoprene
    (C) Polybutadiene
    (D) Poly chloroprene

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