Polymer Technology Thermosetting polymers as compared to thermoplastic polymers Are formed by addition polymerisation None of these Have three dimensional structure Have linear structure Are formed by addition polymerisation None of these Have three dimensional structure Have linear structure ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Pickout the wrong statement. Vulcanised rubber is more elastic than natural rubber Polymers made of more than one monomer is called copolymer or mixed polymer Polymers made of only one monomer is called homopolymer 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 more than one monomer is called copolymer or mixed polymer Polymers made of only one monomer is called homopolymer The intermoleculer forces in ther-mosplastic polymers are intermediate to that of elastomers & fibres ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine. Phenolic Epoxy Alkyd Amino Phenolic Epoxy Alkyd Amino ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers shows the highest anti-tacking properties? Alkyd resin Melamine formaldehyde resin Phenolic resin Epoxy resin Alkyd resin Melamine formaldehyde resin Phenolic resin Epoxy resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Non sulphonated hard bakelites are not used for making Formica table tops Combs Ion-exchange resins Fountain pen barrels Formica table tops Combs Ion-exchange resins Fountain pen barrels ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of __________ produces bakelite. Urea & formaldehyde Phenol & formaldehyde Phenol & acetaldehyde Propylene Urea & formaldehyde Phenol & formaldehyde Phenol & acetaldehyde Propylene ANSWER DOWNLOAD EXAMIANS APP