Polymer Technology Polystyrene is a __________ plastic at room temperature. None of these Ductile Malleable Brittle None of these Ductile Malleable Brittle ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Perspex can be used as a substitute of glass. Its monomer is DMT Tetrafluroethylene Methyl methacrylate Butadiene DMT Tetrafluroethylene Methyl methacrylate Butadiene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycondensation reaction of polymerisation Produces epoxy polymers Does not need any catalyst Does not produce linear polymers Produces only thermoplastic material Produces epoxy polymers Does not need any catalyst Does not produce linear polymers Produces only thermoplastic material ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres. Rayon Polyvinyl acetate Polythene PVC Rayon Polyvinyl acetate Polythene PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plexiglass (also called lucite) because of its high optical transparency is used for making lenses. It is chemically Polytetraflouroethylene(PTFE) Polycarbonates Polymethyl methacrylate (PMMA) Phenolic resins Polytetraflouroethylene(PTFE) Polycarbonates Polymethyl methacrylate (PMMA) Phenolic resins ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cellulose is the main contituent of most __________ fibres. Natural Synthetic Spandex Acrylic Natural Synthetic Spandex Acrylic ANSWER DOWNLOAD EXAMIANS APP
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