Polymer Technology Rain coats are made of Polyurathane Neoprene SBR PVC Polyurathane Neoprene SBR PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Epoxy resins (i.e., epoxide polymers) Are made by addition polymerisation reaction only Are cross-linked polymers only Contain an epoxy group ( ##### ) at the ends of the polymer Use emulsion polymerisation methods Are made by addition polymerisation reaction only Are cross-linked polymers only Contain an epoxy group ( ##### ) at the ends of the polymer Use emulsion polymerisation methods ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In nylon-6, the number 6 represents the total number of Carbon atoms in the ring Nitrogen atoms in the ring Hydrogen atoms in the ring Carbon atoms in the linear polymer chain Carbon atoms in the ring Nitrogen atoms in the ring Hydrogen atoms in the ring Carbon atoms in the linear polymer chain ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are - 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 0°C and 3 kgf/cm² 0°C and 1 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural polymer? Nucleic acids e.g. RNA and DNA Polyisoprene Polysaccharides Polyurethane Nucleic acids e.g. RNA and DNA Polyisoprene Polysaccharides Polyurethane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following additives are added to plastics to make it impervious to X-rays? Carborundum Phthalic acid Barium salt Asbestos Carborundum Phthalic acid Barium salt Asbestos ANSWER DOWNLOAD EXAMIANS APP