A. Blow moulding
B. Vacuum thermo forming
C. Injection moulding
D. None of these
Paper like thin plastic articles can be produced by_________________? Read More »
Polymer Technology A. Protect rubber goods from attack by oxygen & ozone present in the atmosphere
B. Reduce its viscosity to permit easier processing
C. Reduce the time of vulcanisation and quantity of vulcanising agent
D. Increase its viscosity
A. Polystyrene
B. Polyisoprene
C. Polybutadiene
D. Poly chloroprene
Main constituent of natural rubber is_________________? Read More »
Polymer Technology A. Polypropylene
B. PVC
C. Polythene
D. Polyvinyl acetate
Vinyl flooring is done using _____________ sheets? Read More »
Polymer Technology A. PMMA
B. Polyacrylonitrile
C. Poly Ethyl acrylate
D. None of these
Which of the following polymers does not belong to the class of Polyacrylate polymer ? Read More »
Polymer Technology A. Cellulose nitrate
B. Regenerated cellulose nitrate
C. Regenerated cellulose acetate
D. None of these
Viscose rayon is _______________? Read More »
Polymer Technology A. Higher melting point
B. Higher tensile strength
C. Lower density
D. None of these
Branched chair polymers as compared to linear polymers have _________________? Read More »
Polymer Technology A. Bakelite
B. Epoxy resin
C. Polythene
D. None of these
_____________ scrap can be recycled & reutilised? Read More »
Polymer Technology A. PVC
B. Bakelite
C. Polythene
D. Teflon
Which of the following is a copolymer ? Read More »
Polymer Technology A. A thermosetting material
B. A condensation polymerisation product
C. Made by employing emulsion polymerisation
D. None of these
Polyvinyl chloride (PVC) is __________________? Read More »
Polymer Technology