Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. 100 to 150 50 to 75 250-280 -20 to 25 100 to 150 50 to 75 250-280 -20 to 25 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Bakelite is a/an Addition polymer Elastomer Thermoplastic None of these Addition polymer Elastomer Thermoplastic None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The conversion of caprolactum in the above case is about __________ percent. 70 25 50 90 70 25 50 90 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plastic articles are normally produced by __________ moulding. Shell Green sand Dry sand Injection Shell Green sand Dry sand Injection ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural polymer? Polysaccharides Polyisoprene Nucleic acids e.g. RNA and DNA Polyurethane Polysaccharides Polyisoprene Nucleic acids e.g. RNA and DNA Polyurethane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butediene rubber) are 250°C and 1 kgf/cm² 50°C and 1 kgf/cm² 250°C and 10 kgf/cm² 50°C and 3 - 4 kg/cm² 250°C and 1 kgf/cm² 50°C and 1 kgf/cm² 250°C and 10 kgf/cm² 50°C and 3 - 4 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
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