Polymer Technology Vinyl flooring is done using __________ sheets. PVC Polyvinyl acetate Polypropylene Polythene PVC Polyvinyl acetate Polypropylene Polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Melt spinning of polymers involves the forcing of polymer melt through spinnerettes (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres. Nylon 6:6 Polypropylene Acrylic Polyester Nylon 6:6 Polypropylene Acrylic Polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Ebonite is a/an Highly vulcanised rubber Adhesive Natural rubber Unvulcanised raw rubber Highly vulcanised rubber Adhesive Natural rubber Unvulcanised raw rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is Fe Aluminium triethyl combined with titanium tetrachloride Ni V₂O₅ Fe Aluminium triethyl combined with titanium tetrachloride Ni V₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following rubbers has the widest service temperature range (-75 to 275°C) ? Silicone rubber Nitrile rubber Butyl rubber Silicon rubber Silicone rubber Nitrile rubber Butyl rubber Silicon rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plastic articles are normally produced by __________ moulding. Dry sand Shell Injection Green sand Dry sand Shell Injection Green sand ANSWER DOWNLOAD EXAMIANS APP
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