Polymer Technology Identify the group in which all the polymers mentioned can be used to make fibres. Polypropylene, Poly vinyl chloride, Silicon Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyamides, Polyurathane Cellulose derivatives, Polyisoprene, Polyethylene Polypropylene, Poly vinyl chloride, Silicon Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyamides, Polyurathane Cellulose derivatives, Polyisoprene, Polyethylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Density of low density polythene is about __________ gm/c.c. 0.91 0.38 0.81 0.56 0.91 0.38 0.81 0.56 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Unbreakable crockeries are made from __________ polymers. Melamine Polyurathane Polystyrene Polystyrene Melamine Polyurathane Polystyrene Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Contact lenses for eyes are made of perspex, which is nothing but Unsaturated polyester Polypropylene Polymethylmethacrylate Polystyrene Unsaturated polyester Polypropylene Polymethylmethacrylate Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres. Improving the stretchability Detergent solution washing Glycol soaking Dyeing/colouring Improving the stretchability Detergent solution washing Glycol soaking Dyeing/colouring ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. 250-280 100 to 150 50 to 75 -20 to 25 250-280 100 to 150 50 to 75 -20 to 25 ANSWER DOWNLOAD EXAMIANS APP
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