Polymer Technology The major constituent of laminate of safety glass, which holds the broken glass, pieces in their places during accident (and thus minimises the danger from flying glass fragments) is PVC Polyvinyl alcohol Polyvinyl butyral Polyvinyl acetale PVC Polyvinyl alcohol Polyvinyl butyral Polyvinyl acetale ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of __________ produces bakelite. Phenol & acetaldehyde Urea & formaldehyde Propylene Phenol & formaldehyde Phenol & acetaldehyde Urea & formaldehyde Propylene Phenol & formaldehyde 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 Phosphorous Rosin Carbon black Pine oil Phosphorous Rosin Carbon black ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermocole is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten Either B or C Saturated polyester Polyurathane Polystyrene Either B or C Saturated polyester Polyurathane Polystyrene 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 __________ tubes are good substitude for human blood vessels onrheart by-pass operation. Teflon/dacron Polystyrene PVC Polythene Teflon/dacron Polystyrene PVC Polythene ANSWER DOWNLOAD EXAMIANS APP