Polymer Technology Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene. Neoprene Nitrile Butyl Silicone Neoprene Nitrile Butyl Silicone ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is an addition polymer Nylon None of these Polythene Bakelite Nylon None of these Polythene Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Viscosity of a polymer solution or melt Increases with increase in temperature Decreases with increase in molecular weight Does not vary with temperature rise Decreases with increase in temperature Increases with increase in temperature Decreases with increase in molecular weight Does not vary with temperature rise Decreases with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used As plasticiser for PVC & nitrocellulose For fibre making For film forming materials For surface coating of automobiles & air crafts As plasticiser for PVC & nitrocellulose For fibre making For film forming materials For surface coating of automobiles & air crafts ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of formaldehyde with __________ does not produce phenolic resin. Melamine Phenol Resorcinol Para-cresol Melamine Phenol Resorcinol Para-cresol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-6 as compared to nylon-66 is None of these Harder More abrasion resistant Having higher melting point None of these Harder More abrasion resistant Having higher melting point ANSWER DOWNLOAD EXAMIANS APP
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