Polymer Technology Which of the following is not an elastomer? Polyisoprene Nitrile-butadiene None of these Neoprene Polyisoprene Nitrile-butadiene None of these Neoprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polypropylene is preferred to polythene, because the former is Harder Non-inflammable Stronger Both B & C Harder Non-inflammable Stronger Both B & C ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyurathane can not be used for making Mattresses & foam Bottles Coating material Adhesives Mattresses & foam Bottles Coating material Adhesives ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Density of high density polythene is about __________ gm/c.c. 0.95 1.18 1.05 0.99 0.95 1.18 1.05 0.99 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermoplastic resins usually Permanent setting resins Remain hard as long as they are hot Less brittle than thermosetting resins Can not be reclaimed from waste Permanent setting resins Remain hard as long as they are hot Less brittle than thermosetting resins Can not be reclaimed from waste ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible foam (for mattresses) are usually made of Polyurethanes Silicone rubber Polyamides PVC Polyurethanes Silicone rubber Polyamides PVC ANSWER DOWNLOAD EXAMIANS APP
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