Polymer Technology Condensation of bisphenol A with phosgene produces __________ which possess very good heat resistance. Polyurathane Polysulphone Polycarbonate Polyester Polyurathane Polysulphone Polycarbonate Polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins. Phenol formaldehyde Epoxy Urea formaldehyde Melamine formaldehyde Phenol formaldehyde Epoxy Urea formaldehyde Melamine formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Paper like thin plastic articles can be produced by None of these Injection moulding Blow moulding Vacuum thermo forming None of these Injection moulding Blow moulding Vacuum thermo forming ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800? 49200 51600 50800 50000 49200 51600 50800 50000 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural polymer? Polyurethane Nucleic acids e.g. RNA and DNA Polysaccharides Polyisoprene Polyurethane Nucleic acids e.g. RNA and DNA Polysaccharides Polyisoprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Main constituent of natural rubber is Polystyrene Polybutadiene Polyisoprene Poly chloroprene Polystyrene Polybutadiene Polyisoprene Poly chloroprene ANSWER DOWNLOAD EXAMIANS APP
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