Polymer Technology Polypropylene compared to polythene is Stronger Lighter Harder All of these Stronger Lighter Harder All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following rubbers has the widest service temperature range (-75 to 275°C) ? Silicon rubber Butyl rubber Silicone rubber Nitrile rubber Silicon rubber Butyl rubber Silicone rubber Nitrile rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol). Saturated polyester Alkyd resins Amino resins Unsaturated polyester Saturated polyester Alkyd resins Amino resins Unsaturated polyester ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is produced by polymerisation of chloroprene. Butyl rubber Thiokol (a polysulphide rubber) Polyurathane rubber Neoprene Butyl rubber Thiokol (a polysulphide rubber) Polyurathane rubber Neoprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is a copolymer? Bakelite Polythene PVC Teflon Bakelite Polythene PVC Teflon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Mastication of rubber means Its softening Improving its curing rate Depression of its freezing point A treatment to retard its deterioration due to oxidation Its softening Improving its curing rate Depression of its freezing point A treatment to retard its deterioration due to oxidation ANSWER DOWNLOAD EXAMIANS APP