Polymer Technology Tyres are made by Injection moulding Rotational moulding Compression moulding Extrusion Injection moulding Rotational moulding Compression moulding Extrusion ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The generic chemical name for the class of polymers which are commerically known as nylons is Polyolefins Polyamide Polyacrylate Polyurathane Polyolefins Polyamide Polyacrylate Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural fibre? Wool Cotton Viscose rayon Silk Wool Cotton Viscose rayon Silk 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 Buna-S Polycaprolactum PTFE PMMA Buna-S Polycaprolactum PTFE ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres. Improving the stretchability Detergent solution washing Dyeing/colouring Glycol soaking Improving the stretchability Detergent solution washing Dyeing/colouring Glycol soaking 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? Polythene Nylon-6 Bakelite (phenol formaldehyde) Polyester Polythene Nylon-6 Bakelite (phenol formaldehyde) Polyester ANSWER DOWNLOAD EXAMIANS APP
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