Polymer Technology Glyptal used in the manufacture of paints & lacquers is a __________ polymer. Polystyrene Polyester Polyamide Polyacrylonitrile Polystyrene Polyester Polyamide Polyacrylonitrile ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Vinyl flooring is done using __________ sheets. Polyvinyl acetate PVC Polypropylene Polythene Polyvinyl acetate PVC Polypropylene Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Pickout the wrong statement. Polymers made of only one monomer is called homopolymer Polymers made of more than one monomer is called copolymer or mixed polymer The intermoleculer forces in ther-mosplastic polymers are intermediate to that of elastomers & fibres Vulcanised rubber is more elastic than natural rubber Polymers made of only one monomer is called homopolymer Polymers made of more than one monomer is called copolymer or mixed polymer The intermoleculer forces in ther-mosplastic polymers are intermediate to that of elastomers & fibres Vulcanised rubber is more elastic than natural rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polystyrene is a light, transparent, thermoplastic material used for making Packaging bags Non-sticking utensils Electrical insulation Toys and combs Packaging bags Non-sticking utensils Electrical insulation Toys and combs ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following has the weakest intermolecular forces? Bakelite Polyisoprene Polystyrene Nylon-66 Bakelite Polyisoprene Polystyrene Nylon-66 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere ANSWER DOWNLOAD EXAMIANS APP