Dacron is a/an___________________?
Dacron is a/an___________________?
A. Addition polymer
B. Condensation polymer
C. Polyester
D. Both B. and C.
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Polystyrene is a ____________ plastic at room temperature?
Polystyrene is a ____________ plastic at room temperature?A. Ductile
B. Brittle
C. Malleable
D. None of theseGlyptal used in the manufacture of paints & lacquers is a __________ polymer.
Question: Glyptal used in the manufacture of paints & lacquers is a __________ polymer.
[A].polyamide [B].
polystyrene [C].
polyester [D].
polyacrylonitrile Answer: Option C
Explanation:
No answer description available for this question.
Nitrile rubber is produced by the polymerisation of_________________?
Nitrile rubber is produced by the polymerisation of_________________?A. Acrylonitrile & butadiene
B. Acrylonitrile & styrene
C. Isobutylene & isoprene
D. None of theseVulcanisation of rubber does not increase its__________________?
Vulcanisation of rubber does not increase its__________________?A. Softness
B. Oxidation resistance
C. Weight & strength
D. Elasticity & water solubilityDiphenylamine is added to rubber to_________________?
Diphenylamine is added to rubber to_________________?A. Vulcanise it
B. Protect it from deterioration on exposure to air
C. Make it non-inflammable
D. Make it thermosettingThe organic acid monomer in nylon-66 is __________________?
The organic acid monomer in nylon-66 is __________________?A. Sebacic acid
B. Terephthalic acid
C. Adipic acid
D. Benzoic acid