Polymer Technology Synthetic rubber Is brittle at low temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Deforms, if stretched to double of its original dimension Is softer at higher temperature Is brittle at low temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Deforms, if stretched to double of its original dimension Is softer at higher temperature ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Tyres are made by Rotational moulding Compression moulding Extrusion Injection moulding Rotational moulding Compression moulding Extrusion Injection moulding ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Paper like thin plastic articles can be produced by Blow moulding None of these Injection moulding Vacuum thermo forming Blow moulding None of these Injection moulding Vacuum thermo forming ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a thermoplastic material? Polythene Polystyrene PVC Epoxy polymer Polythene Polystyrene PVC Epoxy polymer ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is generally not drawn into fibre? Unsaturated polyesters Polyamide Polyacrylonitrile Saturated polyesters Unsaturated polyesters Polyamide Polyacrylonitrile Saturated polyesters ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycaprolactum (Nylon - 6) is produced by the condensation polymerisation of caprolactum at 240-280°C in which the conversion of caprolactum is about __________ percent. 50 99 90 75 50 99 90 75 ANSWER DOWNLOAD EXAMIANS APP
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