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 Polyvinyl butyral Polyvinyl acetale Polyvinyl alcohol PVC Polyvinyl butyral Polyvinyl acetale Polyvinyl alcohol PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural polymer? Polyurethane Polyisoprene Polysaccharides Nucleic acids e.g. RNA and DNA Polyurethane Polyisoprene Polysaccharides Nucleic acids e.g. RNA and DNA ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Size range of polymer molecules varies from __________ metre. 10⁻² to 10⁻⁵ 10⁻⁴ to 10⁻⁷ 10⁻¹ to 10⁻² 10⁻⁸ to 10⁻¹⁰ 10⁻² to 10⁻⁵ 10⁻⁴ to 10⁻⁷ 10⁻¹ to 10⁻² 10⁻⁸ to 10⁻¹⁰ ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is Aluminium triethyl combined with titanium tetrachloride V₂O₅ Fe Ni Aluminium triethyl combined with titanium tetrachloride V₂O₅ Fe Ni ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Softening point of high density polythene is about __________ °C. 165 85 205 135 165 85 205 135 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cross linked polymers are Thermosetting Fibres only Thermoplastic Either A or B Thermosetting Fibres only Thermoplastic Either A or B ANSWER DOWNLOAD EXAMIANS APP
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