Polymer Technology Which of the following is generally not used as eord for synthetic rubber tyre casing? None of these Nylon Cellulose Dacron None of these Nylon Cellulose Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Identify the group in which all the polymers mentioned can be used to make fibres. Polypropylene, Poly vinyl chloride, Silicon Cellulose derivatives, Polyisoprene, Polyethylene Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde Polypropylene, Poly vinyl chloride, Silicon Cellulose derivatives, Polyisoprene, Polyethylene Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Most of the plastics are safe to be used upto a maximum temperature of __________ °C. 150 100 350 450 150 100 350 450 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural polymer? Nucleic acids e.g. RNA and DNA Polyisoprene Polyurethane Polysaccharides Nucleic acids e.g. RNA and DNA Polyisoprene Polyurethane Polysaccharides ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyesters are manufactured by the polycondensation reaction of Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol Carboxylic acid with ethylene A single monomer Inorganic acid with ethylene glycol Dibasic acid with dihydric alcohol Carboxylic acid with ethylene A single monomer 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