Polymer Technology __________ scrap can be recycled & reutilised. Epoxy resin None of these Bakelite Polythene Epoxy resin None of these Bakelite Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Protect rubber goods from attack by oxygen & ozone present in the atmosphere Increase its viscosity Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Protect rubber goods from attack by oxygen & ozone present in the atmosphere Increase its viscosity Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Dacron (or terylene) fibres as compared to nylon fibres have Poorer resistance to alkalis All of these Better heat & acid resistant properties Poorer dyeability Poorer resistance to alkalis All of these Better heat & acid resistant properties Poorer dyeability ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers shows the highest anti-tacking properties? Phenolic resin Epoxy resin Melamine formaldehyde resin Alkyd resin Phenolic resin Epoxy resin Melamine formaldehyde resin Alkyd resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The generic chemical name for the class of polymers which are commerically known as nylons is Polyurathane Polyacrylate Polyamide Polyolefins Polyurathane Polyacrylate Polyamide Polyolefins ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plasticisers are added to synthetic plastics to Impart flexibility Improve workability during fabrication Develop new improved properties not present in the original resin All of these Impart flexibility Improve workability during fabrication Develop new improved properties not present in the original resin All of these ANSWER DOWNLOAD EXAMIANS APP
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