Polymer Technology Tyres are made by Injection moulding Extrusion Rotational moulding Compression moulding Injection moulding Extrusion Rotational moulding Compression moulding ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Bakelite is An inorganic polymer Same as thermoset phenol formaldehyde Not a polymer Same as polytetra flouro ethylene (PTFE) An inorganic polymer Same as thermoset phenol formaldehyde Not a polymer Same as polytetra flouro ethylene (PTFE) ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is a natural polyamide fibre. Silk None of these Wool Cotton Silk None of these Wool Cotton ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Density of low density polythene is about __________ gm/c.c. 0.81 0.38 0.91 0.56 0.81 0.38 0.91 0.56 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Melt spinning of polymers involves the forcing of polymer melt through spinnerettes (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres. Polypropylene Acrylic Nylon 6:6 Polyester Polypropylene Acrylic Nylon 6:6 Polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon 6 as compared to nylon 6, 6 has lower Abrasion resistance Thermal stability Hardness Adhesion to rubber Abrasion resistance Thermal stability Hardness Adhesion to rubber ANSWER DOWNLOAD EXAMIANS APP
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