Polymer Technology Orlan fibre which is used as a wool sub stitute is Polymethylmethacrylate (PMMA) A natural polymeric fibre Polyacrylonitrile An amorphous polymer Polymethylmethacrylate (PMMA) A natural polymeric fibre Polyacrylonitrile An amorphous polymer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not an elastomer? None of these Polyisoprene Neoprene Nitrile-butadiene None of these Polyisoprene Neoprene Nitrile-butadiene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Epoxy resins (i.e., epoxide polymers) 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 Are made by addition polymerisation reaction only ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following types of polymers has the strongest inter particle forces? Elastomers Thermoplastics Fibres Thermosetting polymers Elastomers Thermoplastics Fibres Thermosetting polymers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Flexible foam (for mattresses) are usually made of PVC Polyamides Silicone rubber Polyurethanes PVC Polyamides Silicone rubber Polyurethanes ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymethyl methacrylate, which is an acrylic resin, is also called Dacron Teflon Plexiglass or lucite Thiokol Dacron Teflon Plexiglass or lucite Thiokol ANSWER DOWNLOAD EXAMIANS APP