Polymer Technology Density of low density polythene is about __________ gm/c.c. 0.56 0.38 0.91 0.81 0.56 0.38 0.91 0.81 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cross linked polymers formed from bi-and trifuctional groups in which cross-linkage in three dimensions via few chemical bonding across linear chains occur imparts to the polymer __________ properties. Brittleness Elastometric Thermosetting Thermoplastic Brittleness Elastometric Thermosetting Thermoplastic ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyhexamethylene adipimide is also known as Bakelite Epoxy resin Silicone rubber Nylon-66 Bakelite Epoxy resin Silicone rubber Nylon-66 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-6 as compared to nylon-66 is None of these More abrasion resistant Having higher melting point Harder None of these More abrasion resistant Having higher melting point Harder ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl chloride (PVC) Softening temperature is 200°C Uses either emulsion or suspension polymerisation methods Can be made thermosetting by adding a plasticiser Is produced by polycondensation reaction Softening temperature is 200°C Uses either emulsion or suspension polymerisation methods Can be made thermosetting by adding a plasticiser Is produced by polycondensation reaction ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following additives are added to plastics to make it impervious to X-rays? Asbestos Carborundum Barium salt Phthalic acid Asbestos Carborundum Barium salt Phthalic acid ANSWER DOWNLOAD EXAMIANS APP
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