Polymer Technology Most of the fibre forming polymers are crystalline in nature, one of the exceptions being __________ which is amorphous in nature. Polypropylene Polyester Polyacrylonitrile Nylon Polypropylene Polyester Polyacrylonitrile Nylon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer? PTFE Polycaprolactum Buna-S PMMA PTFE Polycaprolactum Buna-S PMMA ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Plasticisers Hardeners Transparency improver Anti-shrinkage agents Plasticisers Hardeners Transparency improver Anti-shrinkage agents ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon 6 as compared to nylon 6, 6 has lower Adhesion to rubber Hardness Abrasion resistance Thermal stability Adhesion to rubber Hardness Abrasion resistance Thermal stability ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene butadiene rubber (SBR) is never used for making Gaskets Coated fabrics Front wheel tyres of aeroplanes (i.e., heavy duty tyres) Soles of shoes Gaskets Coated fabrics Front wheel tyres of aeroplanes (i.e., heavy duty tyres) Soles of shoes ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Orlan fibre which is used as a wool sub stitute is Polyacrylonitrile Polymethylmethacrylate (PMMA) A natural polymeric fibre An amorphous polymer Polyacrylonitrile Polymethylmethacrylate (PMMA) A natural polymeric fibre An amorphous polymer ANSWER DOWNLOAD EXAMIANS APP
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