Polymer Technology __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol). Alkyd resins Unsaturated polyester Saturated polyester Amino resins Alkyd resins Unsaturated polyester Saturated polyester Amino resins ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser? Esters of phthalic acid Tricresyl phosphate Ethylene glycol Stearic acid estors Esters of phthalic acid Tricresyl phosphate Ethylene glycol Stearic acid estors ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Size range of polymer molecules varies from __________ metre. 10⁻² to 10⁻⁵ 10⁻⁴ to 10⁻⁷ 10⁻¹ to 10⁻² 10⁻⁸ to 10⁻¹⁰ 10⁻² to 10⁻⁵ 10⁻⁴ to 10⁻⁷ 10⁻¹ to 10⁻² 10⁻⁸ to 10⁻¹⁰ ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ scrap can be recycled & reutilised. Bakelite Epoxy resin None of these Polythene Bakelite Epoxy resin None of these Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Caprolactum, a raw material for the manufacture of nylon-6, is produced from Naphthalene Phenol Benzene Pyridine Naphthalene Phenol Benzene Pyridine ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Liners of bags are usually made of Polypropylene Polyesters PVC Polythene Polypropylene Polyesters PVC Polythene ANSWER DOWNLOAD EXAMIANS APP
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