Polymer Technology Polypropylene is preferred to polythene, because the former is Stronger Non-inflammable Harder Both B & C Stronger Non-inflammable Harder Both B & C ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following has the weakest intermolecular forces? Polystyrene Nylon-66 Polyisoprene Bakelite Polystyrene Nylon-66 Polyisoprene Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Bristles of tooth brushes are made of PVC Nylon-6 Polystyrene Nylon-66 PVC Nylon-6 Polystyrene Nylon-66 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process of polythene manufacture Employs a pressure of 30 kgf/cm² Achieves an yield of 95-98% based on ethylene Produces very low density polythene Does not use any catalyst for polymerisation Employs a pressure of 30 kgf/cm² Achieves an yield of 95-98% based on ethylene Produces very low density polythene Does not use any catalyst for polymerisation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The main use of butadiene is As an anti-skimming agent in paint None of these In the manufacture of synthetic rubber As a plasticiser for unsaturated polyester As an anti-skimming agent in paint None of these In the manufacture of synthetic rubber As a plasticiser for unsaturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology A copolymer is formed by the combination of two or more monomer molecules Of the same monomer by elimination of small molecules of water With the elimination of small amount of water In a chain without the elimination of water None of these Of the same monomer by elimination of small molecules of water With the elimination of small amount of water In a chain without the elimination of water None of these ANSWER DOWNLOAD EXAMIANS APP