Polymer Technology Plasticisers are added to synthetic plastics to 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 Impart flexibility Improve workability during fabrication ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Due to its excellent permeability to air/gas and oxidation resistance, the tubes of automobile tyres is made of Buna S Cold SBR Butyl rubber Bunai N Buna S Cold SBR Butyl rubber Bunai N ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres. PVC Rayon Polythene Polyvinyl acetate PVC Rayon Polythene Polyvinyl acetate ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ moulding is used for shaping of thermosetting plastics exclusively. Injection Extrusion Transfer Compression Injection Extrusion Transfer Compression ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Size range of polymer molecules varies from __________ metre. 10⁻⁴ to 10⁻⁷ 10⁻¹ to 10⁻² 10⁻⁸ to 10⁻¹⁰ 10⁻² to 10⁻⁵ 10⁻⁴ to 10⁻⁷ 10⁻¹ to 10⁻² 10⁻⁸ to 10⁻¹⁰ 10⁻² to 10⁻⁵ ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers shows the highest anti-tacking properties? Phenolic resin Melamine formaldehyde resin Alkyd resin Epoxy resin Phenolic resin Melamine formaldehyde resin Alkyd resin Epoxy resin ANSWER DOWNLOAD EXAMIANS APP