Polymer Technology Polystyrene is a light, transparent, thermoplastic material used for making Electrical insulation Toys and combs Packaging bags Non-sticking utensils Electrical insulation Toys and combs Packaging bags Non-sticking utensils ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene butadiene rubber (SBR) as compared to natural rubber has Poorer resistance All of these Poor tensile strength Greater amount of heat build up heavy loading Poorer resistance All of these Poor tensile strength Greater amount of heat build up heavy loading ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Synthetic rubber Is softer at higher temperature Is brittle at low temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Deforms, if stretched to double of its original dimension Is softer at higher temperature Is brittle at low temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Deforms, if stretched to double of its original dimension ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol). Amino resins Alkyd resins Saturated polyester Unsaturated polyester Amino resins Alkyd resins Saturated polyester Unsaturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Orion is Obtained by polymerising vinyl cyanide A copolymer A condensation polymer All of these Obtained by polymerising vinyl cyanide A copolymer A condensation polymer All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Dacron (or terylene) fibres as compared to nylon fibres have Poorer resistance to alkalis Poorer dyeability All of these Better heat & acid resistant properties Poorer resistance to alkalis Poorer dyeability All of these Better heat & acid resistant properties ANSWER DOWNLOAD EXAMIANS APP
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