Polymer Technology Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800? 50000 51600 50800 49200 50000 51600 50800 49200 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Identify the group in which all the polymers mentioned can be used to make fibres. Cellulose derivatives, Polyamides, Polyurathane Cellulose derivatives, Polyisoprene, Polyethylene Polypropylene, Poly vinyl chloride, Silicon Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyamides, Polyurathane Cellulose derivatives, Polyisoprene, Polyethylene Polypropylene, Poly vinyl chloride, Silicon Butadiene copolymers, Polyamides, Urea aldehyde ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Dacron is a Condensation polymerisation product of hexamethylene diamine and adipic acid None of these Thermosetting material Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol Condensation polymerisation product of hexamethylene diamine and adipic acid None of these Thermosetting material Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene. Butyl Nitrile Neoprene Silicone Butyl Nitrile Neoprene Silicone ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Ebonite is a/an Natural rubber Unvulcanised raw rubber Adhesive Highly vulcanised rubber Natural rubber Unvulcanised raw rubber Adhesive Highly vulcanised rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Rayon is superior to cotton in making gauge for wound treatment, because rayon Can absorb over 90% of its own weight of water Does not stick to the wound unlike cotton Both B & C Is a synthetic polymer Can absorb over 90% of its own weight of water Does not stick to the wound unlike cotton Both B & C Is a synthetic polymer ANSWER DOWNLOAD EXAMIANS APP
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