Polymer Technology Which of the following polymers shows the highest anti-tacking properties? Alkyd resin Phenolic resin Melamine formaldehyde resin Epoxy resin Alkyd resin Phenolic resin Melamine formaldehyde resin Epoxy resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural fibre? Viscose rayon Cotton Silk Wool Viscose rayon Cotton Silk Wool ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition of stabiliser during PVC manufacture is done to Improve its elasticity Reduce the melt viscosity & glass transition temperature Prevent its thermal degradation Improve its impact strength Improve its elasticity Reduce the melt viscosity & glass transition temperature Prevent its thermal degradation Improve its impact strength ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene which is a monomer for the production of polystyrene, is commercially produced by the Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Unbreakable crockeries are made from __________ polymers. Polystyrene Melamine Polystyrene Polyurathane Polystyrene Melamine Polystyrene Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres. Acrylic Viscose rayon Saturated polyester Polyvinyl acetate Acrylic Viscose rayon Saturated polyester Polyvinyl acetate ANSWER DOWNLOAD EXAMIANS APP
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