Polymer Technology Polystyrene is a __________ plastic at room temperature. Ductile None of these Malleable Brittle Ductile None of these Malleable Brittle ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermoplastic resins usually Permanent setting resins Remain hard as long as they are hot Less brittle than thermosetting resins Can not be reclaimed from waste Permanent setting resins Remain hard as long as they are hot Less brittle than thermosetting resins Can not be reclaimed from waste ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The monomer for the production of neoprene rubber is Acetylene None of these Isoprene Chloroprene Acetylene None of these Isoprene Chloroprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Branched chair polymers as compared to linear polymers have Higher tensile strength Lower density Higher melting point None of these Higher tensile strength Lower density Higher melting point None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following rubbers has the widest service temperature range (-75 to 275°C) ? Nitrile rubber Silicon rubber Silicone rubber Butyl rubber Nitrile rubber Silicon rubber Silicone rubber Butyl rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Ion exchange resins are made of Sulphonated bakelite Lucite Teflon Polystyrene Sulphonated bakelite Lucite Teflon Polystyrene ANSWER DOWNLOAD EXAMIANS APP
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