Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. 250-280 50 to 75 100 to 150 -20 to 25 250-280 50 to 75 100 to 150 -20 to 25 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible plastic pipes are made of High density polyethylene (HDPE) Polypropylene Low density polyethylene (LDPE) Unsaturated polyester High density polyethylene (HDPE) Polypropylene Low density polyethylene (LDPE) Unsaturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Orlan fibre which is used as a wool sub stitute is An amorphous polymer Polymethylmethacrylate (PMMA) Polyacrylonitrile A natural polymeric fibre An amorphous polymer Polymethylmethacrylate (PMMA) Polyacrylonitrile A natural polymeric fibre ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cellulose acetate has very high film permeability among all the polymers of the order of 5000 gm/100 m². Which of the following polymers has the maximum film elongation (of the order of 100%) ? Water impermeable cellophane Polythene Cellulose acetate Teflon Water impermeable cellophane Polythene Cellulose acetate Teflon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology A copolymer is formed by the combination of two or more monomer molecules With the elimination of small amount of water Of the same monomer by elimination of small molecules of water None of these In a chain without the elimination of water With the elimination of small amount of water Of the same monomer by elimination of small molecules of water None of these In a chain without the elimination of water ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Main constituent of cotton fibre is Gelatine Starch Lignin Cellulose Gelatine Starch Lignin Cellulose ANSWER DOWNLOAD EXAMIANS APP
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