Polymer Technology The major constituent of laminate of safety glass, which holds the broken glass, pieces in their places during accident (and thus minimises the danger from flying glass fragments) is Polyvinyl butyral PVC Polyvinyl acetale Polyvinyl alcohol Polyvinyl butyral PVC Polyvinyl acetale Polyvinyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is not a condensation polymer. Polystyrene Teflon Nylon-66 Dacron Polystyrene Teflon Nylon-66 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 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 Elastomers are Having high flexural strength Thermosetting material Exemplified by protein derivatives Having very high tensile strength and heat resistance Having high flexural strength Thermosetting material Exemplified by protein derivatives Having very high tensile strength and heat resistance ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres. Polyvinyl acetate PVC Rayon Polythene Polyvinyl acetate PVC Rayon Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cellulose acetate has very high film permeability among all the polymers of the order of 5000 gm/100 m². Which of the following polymers has the maximum film elongation (of the order of 100%) ? Water impermeable cellophane Polythene Cellulose acetate Teflon Water impermeable cellophane Polythene Cellulose acetate Teflon ANSWER DOWNLOAD EXAMIANS APP
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