Polymer Technology Density of low density polythene is about __________ gm/c.c. 0.91 0.38 0.56 0.81 0.91 0.38 0.56 0.81 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a natural fibre? Cotton Viscose rayon Silk Wool Cotton Viscose rayon Silk Wool ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Caprolactum, a raw material for the manufacture of nylon-6, is produced from Pyridine Naphthalene Benzene Phenol Pyridine Naphthalene Benzene Phenol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to Protect rubber goods from attack by oxygen & ozone present in the atmosphere Increase its viscosity Reduce its viscosity to permit easier processing Reduce the time of vulcanisation and quantity of vulcanising agent Protect rubber goods from attack by oxygen & ozone present in the atmosphere Increase its viscosity Reduce its viscosity to permit easier processing Reduce the time of vulcanisation and quantity of vulcanising agent ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Plasticisers Hardeners Anti-shrinkage agents Transparency improver Plasticisers Hardeners Anti-shrinkage agents Transparency improver ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Rexin (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten Teflon PVC SBR Bakelite Teflon PVC SBR Bakelite ANSWER DOWNLOAD EXAMIANS APP
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