Polymer Technology Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its Tensile strength Flexibility All of these Chemical resistance Tensile strength Flexibility All of these Chemical resistance ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers shows the highest anti-tacking properties? Phenolic resin Alkyd resin Melamine formaldehyde resin Epoxy resin Phenolic resin Alkyd resin Melamine formaldehyde resin Epoxy resin 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) Polymethyl methacrylate (PMMA) Phenolic resins Polycarbonates Polytetraflouroethylene(PTFE) Polymethyl methacrylate (PMMA) Phenolic resins Polycarbonates ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is a thermosetting plastic. Bakelite PVC Polystyrene Polythene Bakelite PVC Polystyrene Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins. Urea formaldehyde Phenol formaldehyde Epoxy Melamine formaldehyde Urea formaldehyde Phenol formaldehyde Epoxy Melamine formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plasticisers are added to synthetic plastics to Improve workability during fabrication Impart flexibility All of these Develop new improved properties not present in the original resin Improve workability during fabrication Impart flexibility All of these Develop new improved properties not present in the original resin ANSWER DOWNLOAD EXAMIANS APP
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