Polymer Technology Plexiglass (also called lucite) because of its high optical transparency is used for making lenses. It is chemically Polycarbonates Phenolic resins Polymethyl methacrylate (PMMA) Polytetraflouroethylene(PTFE) Polycarbonates Phenolic resins Polymethyl methacrylate (PMMA) Polytetraflouroethylene(PTFE) ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following types of polymers has the strongest inter particle forces? Thermoplastics Thermosetting polymers Fibres Elastomers Thermoplastics Thermosetting polymers Fibres Elastomers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Terylene is a/an Addition polymer None of these Homopolymer Poly amide Addition polymer None of these Homopolymer Poly amide ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycondensation reaction of polymerisation Does not need any catalyst Produces only thermoplastic material Produces epoxy polymers Does not produce linear polymers Does not need any catalyst Produces only thermoplastic material Produces epoxy polymers Does not produce linear polymers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ of SBR is adversely affected, if more quantity of styrene is added to butadiene during its co-polymerisation to produce SBR. Strength Percent elongation Freezing point Resilience Strength Percent elongation Freezing point Resilience ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Plasticisers Transparency improver Hardeners Anti-shrinkage agents Plasticisers Transparency improver Hardeners Anti-shrinkage agents ANSWER DOWNLOAD EXAMIANS APP
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