Polymer Technology Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene. Nitrile Neoprene Silicone Butyl Nitrile Neoprene Silicone Butyl ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The inter particle forces between linear chains in nylon-66 are __________ bonds. None of these Ionic Covalant Hydrogen None of these Ionic Covalant Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Starting material for the production of butadiene in India is Ethyl alcohol Naphthalene Benzol Phthalic anhydride Ethyl alcohol Naphthalene Benzol Phthalic anhydride ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The process involved in converting rubber into a thin sheet or coating it on fabric is called Vulcanisation Mastication Calendering Extrusion Vulcanisation Mastication Calendering Extrusion ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl chloride (PVC) Uses either emulsion or suspension polymerisation methods Is produced by polycondensation reaction Can be made thermosetting by adding a plasticiser Softening temperature is 200°C Uses either emulsion or suspension polymerisation methods Is produced by polycondensation reaction Can be made thermosetting by adding a plasticiser Softening temperature is 200°C ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Most of the fibre forming polymers are crystalline in nature, one of the exceptions being __________ which is amorphous in nature. Polyester Polypropylene Polyacrylonitrile Nylon Polyester Polypropylene Polyacrylonitrile Nylon ANSWER DOWNLOAD EXAMIANS APP
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