Polymer Technology The monomer of poly vinyl chloride (PVC) is Ethylene dichloride Chloroethene Ethyl chloride Chloroform Ethylene dichloride Chloroethene Ethyl chloride Chloroform 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 SBR is produced by the copolymerisation of butadiene & styrene by employing emulsion polymerisation. The weight ratio of styrene and butadiene is maintained at 3:1 1:2 1:3 2:1 3:1 1:2 1:3 2:1 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-6 as compared to nylon-66 is Having higher melting point More abrasion resistant None of these Harder Having higher melting point More abrasion resistant None of these Harder ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polycaprolactum is Nylon-66 Nylon-6 Dacron Rayon Nylon-66 Nylon-6 Dacron Rayon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Molecular weight of polymers are in the range of 10 to 10³ 10²-10⁷ 10⁷-10⁹ 10⁹-10¹¹ 10 to 10³ 10²-10⁷ 10⁷-10⁹ 10⁹-10¹¹ ANSWER DOWNLOAD EXAMIANS APP
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