Polymer Technology __________ polythene is most prone to stress-cracking Low density High density Linear low density Cross-linked Low density High density Linear low density Cross-linked ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation is not involved in the manufacture of Terylene Polythene Teflon Nylon Terylene Polythene Teflon Nylon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of formaldehyde with __________ does not produce phenolic resin. Resorcinol Melamine Phenol Para-cresol Resorcinol Melamine Phenol Para-cresol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers does not belong to the class of polyacrylate polymer? Polyethyl acrylate None of these Polyacrylonitrile PMMA Polyethyl acrylate None of these Polyacrylonitrile PMMA ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres. Rayon Polythene PVC Polyvinyl acetate Rayon Polythene PVC Polyvinyl acetate 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 51600 50000 49200 50800 51600 50000 49200 ANSWER DOWNLOAD EXAMIANS APP
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