Polymer Technology Pickout the wrong statement. Vulcanised rubber is more elastic than natural rubber Polymers made of only one monomer is called homopolymer The intermoleculer forces in ther-mosplastic polymers are intermediate to that of elastomers & fibres Polymers made of more than one monomer is called copolymer or mixed polymer Vulcanised rubber is more elastic than natural rubber Polymers made of only one monomer is called homopolymer The intermoleculer forces in ther-mosplastic polymers are intermediate to that of elastomers & fibres Polymers made of more than one monomer is called copolymer or mixed polymer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Viscosity of a polymer solution or melt Decreases with increase in molecular weight Increases with increase in temperature Decreases with increase in temperature Does not vary with temperature rise Decreases with increase in molecular weight Increases with increase in temperature Decreases with increase in temperature Does not vary with temperature rise ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyhexamethylene adipimide is also known as Epoxy resin Silicone rubber Nylon-66 Bakelite Epoxy resin Silicone rubber Nylon-66 Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. -20 to 25 50 to 75 100 to 150 250-280 -20 to 25 50 to 75 100 to 150 250-280 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%) ? Polythene Teflon Cellulose acetate Water impermeable cellophane Polythene Teflon Cellulose acetate Water impermeable cellophane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermocole is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten Saturated polyester Polyurathane Polystyrene Either B or C Saturated polyester Polyurathane Polystyrene Either B or C ANSWER DOWNLOAD EXAMIANS APP
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