Polymer Technology Polycondensation of saturated dicarboxylic acid with polyhydric alcohol produces Alkyd resin Phenolic resin Polyamide Epoxy resin Alkyd resin Phenolic resin Polyamide Epoxy resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Orion is Obtained by polymerising vinyl cyanide A condensation polymer A copolymer All of these Obtained by polymerising vinyl cyanide A condensation polymer A copolymer All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Buna-S is a __________ material. Fibrous Rubbery Resinous Plastic Fibrous Rubbery Resinous Plastic ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres. Saturated polyester Polyvinyl acetate Acrylic Viscose rayon Saturated polyester Polyvinyl acetate Acrylic Viscose rayon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Ebonite is a/an Unvulcanised raw rubber Adhesive Natural rubber Highly vulcanised rubber Unvulcanised raw rubber Adhesive Natural rubber Highly vulcanised rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere Reduce the time of vulcanisation and quantity of vulcanising agent Reduce its viscosity to permit easier processing Increase its viscosity Protect rubber goods from attack by oxygen & ozone present in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
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