Polymer Technology Styrene butadiene rubber (SBR) is never used for making Front wheel tyres of aeroplanes (i.e., heavy duty tyres) Gaskets Soles of shoes Coated fabrics Front wheel tyres of aeroplanes (i.e., heavy duty tyres) Gaskets Soles of shoes Coated fabrics ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is V₂O₅ Ni Aluminium triethyl combined with titanium tetrachloride Fe V₂O₅ Ni Aluminium triethyl combined with titanium tetrachloride Fe 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 Addition polymerisation takes place either by a free radical mechanism or ionic machanism depending on the reagents used. Free radical polymerisation is catelyzed by __________ , which decompose to give free radicals. Organic peroxides None of these Hydroflouric acid Sulphuric acid Organic peroxides None of these Hydroflouric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thiokol is nothing but Polysulphide rubber Engineering plastic Exponded polystyrene Polyamide fibre Polysulphide rubber Engineering plastic Exponded polystyrene Polyamide fibre ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Vinyl flooring is done using __________ sheets. Polyvinyl acetate Polythene Polypropylene PVC Polyvinyl acetate Polythene Polypropylene PVC ANSWER DOWNLOAD EXAMIANS APP
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