Polymer Technology __________ polythene is most prone to stress-cracking Cross-linked High density Low density Linear low density Cross-linked High density Low density Linear low density ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycondensation of saturated dicarboxylic acid with polyhydric alcohol produces Epoxy resin Phenolic resin Polyamide Alkyd resin Epoxy resin Phenolic resin Polyamide Alkyd resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids? Nucleic acids Proteins Cellulose Starch Nucleic acids Proteins Cellulose Starch ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Trade name of __________ is neoprene. Poly vinyl acetate Polytetraflouroethylene Polychloroprene Polyisoprene Poly vinyl acetate Polytetraflouroethylene Polychloroprene Polyisoprene 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 Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyamides, Polyurathane Polypropylene, Poly vinyl chloride, Silicon Cellulose derivatives, Polyisoprene, Polyethylene Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyamides, Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following rubbers has the widest service temperature range (-75 to 275°C) ? Butyl rubber Nitrile rubber Silicone rubber Silicon rubber Butyl rubber Nitrile rubber Silicone rubber Silicon rubber ANSWER DOWNLOAD EXAMIANS APP
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