Polymer Technology Low pressure Zeigler process of polythene manufacture Does not use any catalyst for polymerisation Employs a pressure of 30 kgf/cm² Produces very low density polythene Achieves an yield of 95-98% based on ethylene Does not use any catalyst for polymerisation Employs a pressure of 30 kgf/cm² Produces very low density polythene Achieves an yield of 95-98% based on ethylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following rubbers has the widest service temperature range (-75 to 275°C) ? Silicone rubber Nitrile rubber Butyl rubber Silicon rubber Silicone rubber Nitrile rubber Butyl rubber Silicon rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Liners of bags are usually made of Polyesters Polythene Polypropylene PVC Polyesters Polythene Polypropylene PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-66 is a polyamide of None of these Hexamethylene diamine and adipic acid Vinyl chloride and formaldeyde Adipic acid and methyl amine None of these Hexamethylene diamine and adipic acid Vinyl chloride and formaldeyde Adipic acid and methyl amine ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids? Cellulose Proteins Nucleic acids Starch Cellulose Proteins Nucleic acids Starch ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Synthetic polymer produced by using terephthalic acid and ethylene glycol is Terylene Polyesterene Nylon-66 PVC Terylene Polyesterene Nylon-66 PVC ANSWER DOWNLOAD EXAMIANS APP
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