Polymer Technology Polyesters are manufactured by the polycondensation reaction of Inorganic acid with ethylene glycol Carboxylic acid with ethylene Dibasic acid with dihydric alcohol A single monomer Inorganic acid with ethylene glycol Carboxylic acid with ethylene Dibasic acid with dihydric alcohol A single monomer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cross linked polymers are Thermoplastic Fibres only Thermosetting Either A or B Thermoplastic Fibres only Thermosetting Either A or B ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Epoxy resins (i.e., epoxide polymers) Are cross-linked polymers only Contain an epoxy group ( ##### ) at the ends of the polymer Use emulsion polymerisation methods Are made by addition polymerisation reaction only Are cross-linked polymers only Contain an epoxy group ( ##### ) at the ends of the polymer Use emulsion polymerisation methods Are made by addition polymerisation reaction only ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Branched chain polymers compared to linear polymers have higher Melting point Degree of irregularity in atomic packing Tensile strength Density Melting point Degree of irregularity in atomic packing Tensile strength Density ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following additives are added to plastics to make it impervious to X-rays? Carborundum Asbestos Phthalic acid Barium salt Carborundum Asbestos Phthalic acid Barium salt ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is normally used for the manufacture of refrigerator components and transistor parts. Polyester Polyurathene Polyproylene Polystyrene Polyester Polyurathene Polyproylene Polystyrene ANSWER DOWNLOAD EXAMIANS APP
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