Polymer Technology In condensation polymerisation as compared to addition polymerisation Generally only one monomer is involved No co-product is lost The monomers contain two functional groups The monomers are unsaturated compounds Generally only one monomer is involved No co-product is lost The monomers contain two functional groups The monomers are unsaturated compounds ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process of polythene manufacture Produces very low density polythene Does not use any catalyst for polymerisation Achieves an yield of 95-98% based on ethylene Employs a pressure of 30 kgf/cm² Produces very low density polythene Does not use any catalyst for polymerisation Achieves an yield of 95-98% based on ethylene Employs a pressure of 30 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology All thermoplastic, thermosetting & elastic materials can be processed in a extrusion machine, however it can not be used for the production of plastic Pipes Tubings Buckets Filaments Pipes Tubings Buckets Filaments ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following has the weakest intermolecular forces? Polystyrene Nylon-66 Bakelite Polyisoprene Polystyrene Nylon-66 Bakelite Polyisoprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Starting material for the production of butadiene in India is Naphthalene Ethyl alcohol Benzol Phthalic anhydride Naphthalene Ethyl alcohol Benzol Phthalic anhydride ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Orlan fibre which is used as a wool sub stitute is A natural polymeric fibre An amorphous polymer Polyacrylonitrile Polymethylmethacrylate (PMMA) A natural polymeric fibre An amorphous polymer Polyacrylonitrile Polymethylmethacrylate (PMMA) ANSWER DOWNLOAD EXAMIANS APP