Polymer Technology 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C. 250-280 -5 500-600 10-30 250-280 -5 500-600 10-30 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. -20 to 25 100 to 150 250-280 50 to 75 -20 to 25 100 to 150 250-280 50 to 75 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is the most important rubber compounding ingradient which is used to improve wearing qualities of both natural rubber & SBR by imparting toughness? Pine oil Carbon black Rosin Phosphorous Pine oil Carbon black Rosin Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids? Nucleic acids Proteins Starch Cellulose Nucleic acids Proteins Starch Cellulose ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers is used for making a non stick coating on frying pans? Perspex PVC Teflon Bakelite Perspex PVC Teflon Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plastic articles are normally produced by __________ moulding. Green sand Shell Dry sand Injection Green sand Shell Dry sand Injection ANSWER DOWNLOAD EXAMIANS APP
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