Polymer Technology Polycaprolactum (Nylon - 6) is produced by the condensation polymerisation of caprolactum at 240-280°C in which the conversion of caprolactum is about __________ percent. 90 75 50 99 90 75 50 99 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Unbreakable crockeries are made from __________ polymers. Polystyrene Melamine Polyurathane Polystyrene Polystyrene Melamine Polyurathane Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following additives are added to plastics to make it impervious to X-rays? Carborundum Barium salt Asbestos Phthalic acid Carborundum Barium salt Asbestos Phthalic acid ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Mastication of rubber means Depression of its freezing point Its softening A treatment to retard its deterioration due to oxidation Improving its curing rate Depression of its freezing point Its softening A treatment to retard its deterioration due to oxidation Improving its curing rate ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene. Nitrile Silicone Neoprene Butyl Nitrile Silicone Neoprene Butyl ANSWER DOWNLOAD EXAMIANS APP
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