Polymer Technology Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is Isoprene Chlorophrene None of these Chloroethane Isoprene Chlorophrene None of these Chloroethane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is a thermosetting plastic. Bakelite Polythene Polystyrene PVC Bakelite Polythene Polystyrene PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Due to its excellent permeability to air/gas and oxidation resistance, the tubes of automobile tyres is made of Cold SBR Butyl rubber Bunai N Buna S Cold SBR Butyl rubber Bunai N Buna S ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl chloride (PVC) Softening temperature is 200°C Is produced by polycondensation reaction Uses either emulsion or suspension polymerisation methods Can be made thermosetting by adding a plasticiser Softening temperature is 200°C Is produced by polycondensation reaction Uses either emulsion or suspension polymerisation methods Can be made thermosetting by adding a plasticiser ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymers are classified into four categories namely thermosetting, thermoplastic, elastomer and fibre depending upon their Resistance to heat Molecular sizes Magnitude of intermolecular forces Polymerisation mechanism Resistance to heat Molecular sizes Magnitude of intermolecular forces Polymerisation mechanism ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is an inorganic polymer? Teflon Perspex Bakelite Silicones Teflon Perspex Bakelite Silicones ANSWER DOWNLOAD EXAMIANS APP
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