Polymer Technology Addition polymerisation takes place either by a free radical mechanism or ionic machanism depending on the reagents used. Free radical polymerisation is catelyzed by __________ , which decompose to give free radicals. Sulphuric acid Hydroflouric acid None of these Organic peroxides Sulphuric acid Hydroflouric acid None of these Organic peroxides ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Main constituent of cotton fibre is Gelatine Cellulose Lignin Starch Gelatine Cellulose Lignin Starch ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Cross linked polymers are Fibres only Thermosetting Thermoplastic Either A or B Fibres only Thermosetting Thermoplastic Either A or B ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Starting material for the production of butadiene in India is Naphthalene Phthalic anhydride Benzol Ethyl alcohol Naphthalene Phthalic anhydride Benzol Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature maintained in the emulsion polymerisation reactor for PVC manufacture is about __________ ° C. 50 -20 250 500 50 -20 250 500 ANSWER DOWNLOAD EXAMIANS APP