Polymer Technology Which of the following additives are added to plastics to make it impervious to X-rays? Phthalic acid Asbestos Barium salt Carborundum Phthalic acid Asbestos Barium salt Carborundum ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Size range of polymer molecules varies from __________ metre. 10⁻⁴ to 10⁻⁷ 10⁻⁸ to 10⁻¹⁰ 10⁻² to 10⁻⁵ 10⁻¹ to 10⁻² 10⁻⁴ to 10⁻⁷ 10⁻⁸ to 10⁻¹⁰ 10⁻² to 10⁻⁵ 10⁻¹ to 10⁻² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Branched chain polymers compared to linear polymers have higher Density Melting point Tensile strength Degree of irregularity in atomic packing Density Melting point Tensile strength Degree of irregularity in atomic packing ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature maintained in the emulsion polymerisation reactor for PVC manufacture is about __________ ° C. 500 250 50 -20 500 250 50 -20 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Glyptal used in the manufacture of paints & lacquers is a __________ polymer. Polyester Polyamide Polyacrylonitrile Polystyrene Polyester Polyamide Polyacrylonitrile Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate. Fibrous Leathery Hard Rubbery Fibrous Leathery Hard Rubbery ANSWER DOWNLOAD EXAMIANS APP
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