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 Organic peroxides None of these Sulphuric acid Hydroflouric acid Organic peroxides None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is a copolymer. Poly tetra flouro ethylene PVC Polyrophylene Nylon-66 Poly tetra flouro ethylene PVC Polyrophylene Nylon-66 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6. -20 to 25 250-280 100 to 150 50 to 75 -20 to 25 250-280 100 to 150 50 to 75 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is not a polyester fibre. Polyacrylonitrite Nylon Terylene Dacron Polyacrylonitrite Nylon Terylene Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Ion exchange resins are made of Teflon Sulphonated bakelite Lucite Polystyrene Teflon Sulphonated bakelite Lucite Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Molecular weight of polymers are in the range of 10⁷-10⁹ 10 to 10³ 10²-10⁷ 10⁹-10¹¹ 10⁷-10⁹ 10 to 10³ 10²-10⁷ 10⁹-10¹¹ ANSWER DOWNLOAD EXAMIANS APP
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