Polymer Technology Vulcanisation of raw rubber makes it Less elastic Plastic Soft Tacky Less elastic Plastic Soft Tacky ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Maximum consumption of polymers is in Packaging Electrical insulation Coating and films Toys making Packaging Electrical insulation Coating and films Toys making ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The rate controlling step in the manufacture of silicone rubber is the Polymer termination step Condensation of siloxane to silicone Initial hydrolysis of silicone monomer None of these Polymer termination step Condensation of siloxane to silicone Initial hydrolysis of silicone monomer None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural polymer? Polyisoprene Polyurethane Nucleic acids e.g. RNA and DNA Polysaccharides Polyisoprene Polyurethane Nucleic acids e.g. RNA and DNA Polysaccharides ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymerisation process in which two or more monomers of chemically different nature take part is called Copolymerisation None of these Chain polymerisation Addition polymerisation Copolymerisation None of these Chain polymerisation Addition polymerisation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-66 compared to nylon-6 has More abrasion resistant properties All of these Lower melting point Higher hardness More abrasion resistant properties All of these Lower melting point Higher hardness ANSWER DOWNLOAD EXAMIANS APP
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