Polymer Technology Nylon-66 is a polyamide of Adipic acid and methyl amine Hexamethylene diamine and adipic acid Vinyl chloride and formaldeyde None of these Adipic acid and methyl amine Hexamethylene diamine and adipic acid Vinyl chloride and formaldeyde None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is Teflon Nylon-66 Bakelite Polyester Teflon Nylon-66 Bakelite Polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800? 50800 50000 49200 51600 50800 50000 49200 51600 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Addition of stabiliser during PVC manufacture is done to Improve its elasticity Improve its impact strength Prevent its thermal degradation Reduce the melt viscosity & glass transition temperature Improve its elasticity Improve its impact strength Prevent its thermal degradation Reduce the melt viscosity & glass transition temperature ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plasticisers are added to synthetic plastics to Impart flexibility Develop new improved properties not present in the original resin All of these Improve workability during fabrication Impart flexibility Develop new improved properties not present in the original resin All of these Improve workability during fabrication ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Ebonite is a/an Natural rubber Adhesive Unvulcanised raw rubber Highly vulcanised rubber Natural rubber Adhesive Unvulcanised raw rubber Highly vulcanised rubber ANSWER DOWNLOAD EXAMIANS APP
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