Polymer Technology Celluloid is Regenerated cellulose Cellulose nitrate Cellulose acetate butyrate Cellulose acetate Regenerated cellulose Cellulose nitrate Cellulose acetate butyrate Cellulose acetate ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber? Magnesium Thiokol Alkylated diphenyl amine Carbon Magnesium Thiokol Alkylated diphenyl amine Carbon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition of stabiliser during PVC manufacture is done to 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 Improve its impact strength Reduce the melt viscosity & glass transition temperature ANSWER DOWNLOAD EXAMIANS APP
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 Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. 50 to 75 100 to 150 -20 to 25 250-280 50 to 75 100 to 150 -20 to 25 250-280 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following additives are added to plastics to make it impervious to X-rays? Carborundum Barium salt Phthalic acid Asbestos Carborundum Barium salt Phthalic acid Asbestos ANSWER DOWNLOAD EXAMIANS APP
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