Polymer Technology The monomer of poly vinyl chloride (PVC) is Chloroethene Ethyl chloride Ethylene dichloride Chloroform Chloroethene Ethyl chloride Ethylene dichloride Chloroform ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ polymer is used for making unbreakable crockery. Addition Thermoplastic Melamine None of these Addition Thermoplastic Melamine None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber? Carbon Thiokol Magnesium Alkylated diphenyl amine Carbon Thiokol Magnesium Alkylated diphenyl amine ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Out of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of __________ percent. 1500-2000 1000-1500 1-1000 2000-2500 1500-2000 1000-1500 1-1000 2000-2500 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology A chain growth polymerisation reaction consists of three different types of reaction namely initiation reaction, propagation reaction & termination reaction. Chain growth polymerisation reaction is not involved in the manufacture of Urea-formaldehyde resins Polyamides Vinyl polymers Siloxane elastomers Urea-formaldehyde resins Polyamides Vinyl polymers Siloxane elastomers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In step growth polymerisation, condensation occurs in a stepwise manner with or without the elimination of smaller molecules. An example of step growth polymerisation product is Terylene Polypropylene PVC Polybutadiene Terylene Polypropylene PVC Polybutadiene ANSWER DOWNLOAD EXAMIANS APP
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