Polymer Technology Thermocole is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten Polystyrene Either B or C Saturated polyester Polyurathane Polystyrene Either B or C Saturated polyester Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polymers are classified into four categories namely thermosetting, thermoplastic, elastomer and fibre depending upon their Resistance to heat Magnitude of intermolecular forces Polymerisation mechanism Molecular sizes Resistance to heat Magnitude of intermolecular forces Polymerisation mechanism Molecular sizes ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Styrene butadiene rubber (SBR) as compared to natural rubber has All of these Poor tensile strength Greater amount of heat build up heavy loading Poorer resistance All of these Poor tensile strength Greater amount of heat build up heavy loading Poorer resistance ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is stretched into fibres? Saturated polyester Isoprene Unsaturated polyester Bakelite Saturated polyester Isoprene Unsaturated polyester Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is not a condensation polymer. Teflon Nylon-66 Polystyrene Dacron Teflon Nylon-66 Polystyrene Dacron ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin is a/an Polyolefin Addition polymer Polyamide Polyester Polyolefin Addition polymer Polyamide Polyester ANSWER DOWNLOAD EXAMIANS APP
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