Polymer Technology Addition of stabiliser during PVC manufacture is done to Improve its impact strength Reduce the melt viscosity & glass transition temperature Prevent its thermal degradation Improve its elasticity Improve its impact strength Reduce the melt viscosity & glass transition temperature Prevent its thermal degradation Improve its elasticity ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following low molecular weight ( PVC Polyvinyl acetate Cellulose acetate Thiokol PVC Polyvinyl acetate Cellulose acetate Thiokol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Visco-elastic behaviour exhibited by plastics is a __________ like behaviour. Solid Liquid Combination of solid & liquid Neither solid nor liquid Solid Liquid Combination of solid & liquid Neither solid nor liquid ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Density of high density polythene is about __________ gm/c.c. 0.99 1.05 0.95 1.18 0.99 1.05 0.95 1.18 ANSWER DOWNLOAD EXAMIANS APP
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 Acrylic Viscose rayon Saturated polyester Polyvinyl acetate Acrylic Viscose rayon Saturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Celluloid is Cellulose acetate Regenerated cellulose Cellulose acetate butyrate Cellulose nitrate Cellulose acetate Regenerated cellulose Cellulose acetate butyrate Cellulose nitrate ANSWER DOWNLOAD EXAMIANS APP
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