Polymer Technology Hot drink (e.g, tea) cups are usually made of Polythene PVC Polystyrene Polypropylene Polythene PVC Polystyrene Polypropylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plasticisers are added to synthetic plastics to All of these Impart flexibility Develop new improved properties not present in the original resin Improve workability during fabrication All of these Impart flexibility Develop new improved properties not present in the original resin Improve workability during fabrication ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plastic tubes & pipes are generally made by __________ moulding. Injection Extrusion Compression Transfer Injection Extrusion Compression Transfer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber? Alkylated diphenyl amine Carbon Magnesium Thiokol Alkylated diphenyl amine Carbon Magnesium Thiokol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Hardeners Transparency improver Plasticisers Anti-shrinkage agents Hardeners Transparency improver Plasticisers Anti-shrinkage agents ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The conversion of caprolactum in the above case is about __________ percent. 25 70 50 90 25 70 50 90 ANSWER DOWNLOAD EXAMIANS APP
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