Polymer Technology Polyesters are manufactured by the polycondensation reaction of A single monomer Dibasic acid with dihydric alcohol Inorganic acid with ethylene glycol Carboxylic acid with ethylene A single monomer Dibasic acid with dihydric alcohol Inorganic acid with ethylene glycol Carboxylic acid with ethylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cation exchange resins used in water treatment is made from __________ resin. Epoxy Amino Phenolic Urea formaldehyde Epoxy Amino Phenolic Urea formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl acetate is never used for making Moulded articles Fibres Adhesives All of these Moulded articles Fibres Adhesives All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosetting polymers as compared to thermoplastic polymers Have linear structure Have three dimensional structure Are formed by addition polymerisation None of these Have linear structure Have three dimensional structure Are formed by addition polymerisation None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Identify the group in which all the polymers mentioned can be used to make fibres. Polypropylene, Poly vinyl chloride, Silicon Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyisoprene, Polyethylene Polypropylene, Poly vinyl chloride, Silicon Cellulose derivatives, Polyamides, Polyurathane Butadiene copolymers, Polyamides, Urea aldehyde Cellulose derivatives, Polyisoprene, Polyethylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Viscosity of a polymer solution or melt Increases with increase in temperature Decreases with increase in temperature Decreases with increase in molecular weight Does not vary with temperature rise Increases with increase in temperature Decreases with increase in temperature Decreases with increase in molecular weight Does not vary with temperature rise ANSWER DOWNLOAD EXAMIANS APP
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