Polymer Technology Polyesters are manufactured by the polycondensation reaction of Dibasic acid with dihydric alcohol A single monomer Inorganic acid with ethylene glycol Carboxylic acid with ethylene Dibasic acid with dihydric alcohol A single monomer Inorganic acid with ethylene glycol Carboxylic acid with ethylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is a natural fibre. Cellulose Nylon-6 Dacron None of these Cellulose Nylon-6 Dacron None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its Tensile strength Chemical resistance Flexibility All of these Tensile strength Chemical resistance Flexibility All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Perspex can be used as a substitute of glass. Its monomer is Tetrafluroethylene DMT Methyl methacrylate Butadiene Tetrafluroethylene DMT Methyl methacrylate Butadiene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Branched chair polymers as compared to linear polymers have Higher melting point Higher tensile strength None of these Lower density Higher melting point Higher tensile strength None of these Lower density 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%) ? Cellulose acetate Polythene Water impermeable cellophane Teflon Cellulose acetate Polythene Water impermeable cellophane Teflon ANSWER DOWNLOAD EXAMIANS APP
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