Polymer Technology Branched chair polymers as compared to linear polymers have Higher tensile strength Lower density None of these Higher melting point Higher tensile strength Lower density None of these Higher melting point ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl chloride (PVC) Can be made thermosetting by adding a plasticiser Softening temperature is 200°C Is produced by polycondensation reaction Uses either emulsion or suspension polymerisation methods Can be made thermosetting by adding a plasticiser Softening temperature is 200°C Is produced by polycondensation reaction Uses either emulsion or suspension polymerisation methods ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is the lowest cost plastic commercially available? Polythene Bakelite Teflon PVC Polythene Bakelite Teflon PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is 7 kgf/cm² and 700°C 1 kgf/cm² (gage) and 70°C 1000 kgf/cm² and 100°C 7 kgf/cm² and 70 °C 7 kgf/cm² and 700°C 1 kgf/cm² (gage) and 70°C 1000 kgf/cm² and 100°C 7 kgf/cm² and 70 °C ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The monomer of poly vinyl chloride (PVC) is Ethyl chloride Chloroform Ethylene dichloride Chloroethene Ethyl chloride Chloroform Ethylene dichloride Chloroethene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Linear polymers are normally Having extremely high softening point Elastometric Thermosetting Thermosplastic Having extremely high softening point Elastometric Thermosetting Thermosplastic ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS