Polymer Technology Which of the following is not a natural polymer? Polyisoprene Polyurethane Polysaccharides Nucleic acids e.g. RNA and DNA Polyisoprene Polyurethane Polysaccharides Nucleic acids e.g. RNA and DNA ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is stretched into fibres? Isoprene Bakelite Unsaturated polyester Saturated polyester Isoprene Bakelite Unsaturated polyester Saturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition of stabiliser during PVC manufacture is done to Improve its elasticity Prevent its thermal degradation Reduce the melt viscosity & glass transition temperature Improve its impact strength Improve its elasticity Prevent its thermal degradation Reduce the melt viscosity & glass transition temperature Improve its impact strength ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition polymerisation is not involved in the manufacture of Low density polythene Polystyrene Poly vinyl chloride Polyhexamethylene adipamide Low density polythene Polystyrene Poly vinyl chloride Polyhexamethylene adipamide ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation is not involved in the manufacture of Teflon Terylene Nylon Polythene Teflon Terylene Nylon Polythene ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS