Polymer Technology __________ is produced by polymerisation of chloroprene. Thiokol (a polysulphide rubber) Neoprene Polyurathane rubber Butyl rubber Thiokol (a polysulphide rubber) Neoprene Polyurathane rubber Butyl rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene butadiene rubber (SBR) as compared to natural rubber has Greater amount of heat build up heavy loading All of these Poorer resistance Poor tensile strength Greater amount of heat build up heavy loading All of these Poorer resistance Poor tensile strength ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The major component of acrylic fibres is Polyamides Polyolefins Polyacrylonitrile Polyesters Polyamides Polyolefins Polyacrylonitrile Polyesters ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is generally not used as eord for synthetic rubber tyre casing? None of these Cellulose Nylon Dacron None of these Cellulose Nylon Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is not a polyolefin? Polystyrene Polypropylene None of these Neoprene Polystyrene Polypropylene None of these Neoprene ANSWER DOWNLOAD EXAMIANS APP
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. Hydroflouric acid Sulphuric acid None of these Organic peroxides Hydroflouric acid Sulphuric acid None of these Organic peroxides ANSWER DOWNLOAD EXAMIANS APP
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