Polymer Technology The generic chemical name for the class of polymers which are commerically known as nylons is Polyolefins Polyacrylate Polyamide Polyurathane Polyolefins Polyacrylate Polyamide Polyurathane ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-66 compared to nylon-6 has More abrasion resistant properties Higher hardness Lower melting point All of these More abrasion resistant properties Higher hardness Lower melting point All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosetting polymers as compared to thermoplastic polymers Are formed by addition polymerisation Have three dimensional structure Have linear structure None of these Are formed by addition polymerisation Have three dimensional structure Have linear structure None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids? Nucleic acids Proteins Starch Cellulose Nucleic acids Proteins Starch Cellulose ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its Plasticity Strength Weathering characteristics Elasticity Plasticity Strength Weathering characteristics Elasticity ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosetting resins/polymers as compared to thermoplastic ones are Formed by addition polymerisation only Easily reshaped & reused More brittle Soluble in all organic solvents Formed by addition polymerisation only Easily reshaped & reused More brittle Soluble in all organic solvents ANSWER DOWNLOAD EXAMIANS APP
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