Polymer Technology Collapsible tubes for tooth paste are produced by __________ extrusion. None of these Indirect Direct Impact None of these Indirect Direct Impact ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene butadiene rubber is commercially manufactured by Bulk polymerisation Emulsion polymerisation Solution polymerisation Suspension polymerisation Bulk polymerisation Emulsion polymerisation Solution polymerisation Suspension polymerisation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene which is a monomer for the production of polystyrene, is commercially produced by the Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine. Epoxy Phenolic Alkyd Amino Epoxy Phenolic Alkyd Amino ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is the most important rubber compounding ingradient which is used to improve wearing qualities of both natural rubber & SBR by imparting toughness? Pine oil Phosphorous Carbon black Rosin Pine oil Phosphorous Carbon black Rosin 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 Water impermeable cellophane Teflon Cellulose acetate Polythene Water impermeable cellophane Teflon Cellulose acetate ANSWER DOWNLOAD EXAMIANS APP
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