Polymer Technology Which of the following polymers are produced by employing all bulk polymerisation, solution polymerisation & suspension polymerisation technique of addition (chain) polymerisation? PTFE Epoxy resin Bakelite PVC PTFE Epoxy resin Bakelite PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cellulose is the main contituent of most __________ fibres. Acrylic Synthetic Natural Spandex Acrylic Synthetic Natural Spandex ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following rubbers has the widest service temperature range (-75 to 275°C) ? Nitrile rubber Silicon rubber Silicone rubber Butyl rubber Nitrile rubber Silicon rubber Silicone rubber Butyl rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The process involved in converting rubber into a thin sheet or coating it on fabric is called Mastication Extrusion Calendering Vulcanisation Mastication Extrusion Calendering Vulcanisation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex? Both A & B Neither A nor B Potassium alum Ammonium alum Both A & B Neither A nor B Potassium alum Ammonium alum ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Bakelite (phenol-formaldehyde) resin can not be used as Decorative paint Glass reinforced plastics Electrical insulation Decorative laminates Decorative paint Glass reinforced plastics Electrical insulation Decorative laminates ANSWER DOWNLOAD EXAMIANS APP