Polymer Technology Synthetic polymer produced by using terephthalic acid and ethylene glycol is PVC Terylene Nylon-66 Polyesterene PVC Terylene Nylon-66 Polyesterene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Lavatory cisterns are normally made of Perspex PVC Saturated polyester Expanded polystyrene Perspex PVC Saturated polyester Expanded polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Synthetic rubber Deforms, if stretched to double of its original dimension Is softer at higher temperature Is brittle at low temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Deforms, if stretched to double of its original dimension Is softer at higher temperature Is brittle at low temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following is generally not used as eord for synthetic rubber tyre casing? Cellulose None of these Dacron Nylon Cellulose None of these Dacron Nylon 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 A chain growth polymerisation reaction consists of three different types of reaction namely initiation reaction, propagation reaction & termination reaction. Chain growth polymerisation reaction is not involved in the manufacture of Vinyl polymers Urea-formaldehyde resins Siloxane elastomers Polyamides Vinyl polymers Urea-formaldehyde resins Siloxane elastomers Polyamides ANSWER DOWNLOAD EXAMIANS APP
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