Polymer Technology Collapsible tubes for tooth paste are produced by __________ extrusion. Impact Direct None of these Indirect Impact Direct None of these Indirect ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Mastication of rubber means A treatment to retard its deterioration due to oxidation Its softening Depression of its freezing point Improving its curing rate A treatment to retard its deterioration due to oxidation Its softening Depression of its freezing point Improving its curing rate ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyesters are manufactured by the polycondensation reaction of A single monomer Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol Carboxylic acid with ethylene A single monomer Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol Carboxylic acid with ethylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres. Dyeing/colouring Glycol soaking Detergent solution washing Improving the stretchability Dyeing/colouring Glycol soaking Detergent solution washing Improving the stretchability ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Benzoyl chloride is not used as a catalyst in the manufacture of Polyvinyl chloride-co-vinylacetate Polypropylene Polyvinyl acetate Polystyrene Polyvinyl chloride-co-vinylacetate Polypropylene Polyvinyl acetate Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used For fibre making For film forming materials For surface coating of automobiles & air crafts As plasticiser for PVC & nitrocellulose For fibre making For film forming materials For surface coating of automobiles & air crafts As plasticiser for PVC & nitrocellulose ANSWER DOWNLOAD EXAMIANS APP
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