Polymer Technology Molecular weights of plastics ranges from 5000 to 1000 10⁹ to l0¹¹ 20000 to 25000 1000 to 5000 5000 to 1000 10⁹ to l0¹¹ 20000 to 25000 1000 to 5000 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Main constituent of natural rubber is Polybutadiene Poly chloroprene Polystyrene Polyisoprene Polybutadiene Poly chloroprene Polystyrene Polyisoprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plastic articles are normally produced by __________ moulding. Injection Dry sand Shell Green sand Injection Dry sand Shell Green sand ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C. -5 10-30 500-600 250-280 -5 10-30 500-600 250-280 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the Tanning of leather Electrical insulation purpose Strengthening of plaster of paris Decorative laminates Tanning of leather Electrical insulation purpose Strengthening of plaster of paris Decorative laminates ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene which is a monomer for the production of polystyrene, is commercially produced by the Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde ANSWER DOWNLOAD EXAMIANS APP