Polymer Technology Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are 0°C and 3 kgf/cm² 0°C and 1 kgf/cm² - 20°C and 1 kgf/cm² 5°C and 1 kgf/cm² 0°C and 3 kgf/cm² 0°C and 1 kgf/cm² - 20°C and 1 kgf/cm² 5°C and 1 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible foam (for mattresses) are usually made of Silicone rubber Polyurethanes Polyamides PVC Silicone rubber Polyurethanes Polyamides PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C. 250-280 500-600 10-30 -5 250-280 500-600 10-30 -5 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? Carbon black Rosin Pine oil Phosphorous Carbon black Rosin Pine oil Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Out of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of __________ percent. 1500-2000 1000-1500 1-1000 2000-2500 1500-2000 1000-1500 1-1000 2000-2500 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible plastic pipes are made of Polypropylene Low density polyethylene (LDPE) Unsaturated polyester High density polyethylene (HDPE) Polypropylene Low density polyethylene (LDPE) Unsaturated polyester High density polyethylene (HDPE) ANSWER DOWNLOAD EXAMIANS APP