Polymer Technology Cellulose acetate has very high film permeability among all the polymers of the order of 5000 gm/100 m². Which of the following polymers has the maximum film elongation (of the order of 100%) ? Teflon Polythene Cellulose acetate Water impermeable cellophane Teflon Polythene Cellulose acetate Water impermeable cellophane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer? PMMA Polycaprolactum PTFE Buna-S PMMA Polycaprolactum PTFE Buna-S ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymers are Macromolecules Micromolecules Sub-micromolecules None of these Macromolecules Micromolecules Sub-micromolecules None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Transistor parts and refrigerator components are normally made of High density polythene Polyester Polyurathane Polystyrene High density polythene Polyester Polyurathane Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ polythene is most prone to stress-cracking High density Cross-linked Low density Linear low density High density Cross-linked Low density Linear low density ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer? Nylon-6 Bakelite (phenol formaldehyde) Polythene Polyester Nylon-6 Bakelite (phenol formaldehyde) Polythene Polyester ANSWER DOWNLOAD EXAMIANS APP
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