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. Polyvinyl acetate Saturated polyester Viscose rayon Acrylic Polyvinyl acetate Saturated polyester Viscose rayon Acrylic ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butediene rubber) are 250°C and 10 kgf/cm² 50°C and 3 - 4 kg/cm² 250°C and 1 kgf/cm² 50°C and 1 kgf/cm² 250°C and 10 kgf/cm² 50°C and 3 - 4 kg/cm² 250°C and 1 kgf/cm² 50°C and 1 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not an elastomer? Neoprene None of these Polyisoprene Nitrile-butadiene Neoprene None of these Polyisoprene Nitrile-butadiene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is the most important rubber compounding ingradient which is used to improve wearing qualities of both natural rubber & SBR by imparting toughness? Pine oil Phosphorous Rosin Carbon black Pine oil Phosphorous Rosin Carbon black ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Rain coats are made of Neoprene SBR Polyurathane PVC Neoprene SBR Polyurathane PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyesters are manufactured by the polycondensation reaction of Carboxylic acid with ethylene Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol A single monomer Carboxylic acid with ethylene Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol A single monomer ANSWER DOWNLOAD EXAMIANS APP
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