Polymer Technology Which of the following is not a polyolefin? Polypropylene Polystyrene None of these Neoprene Polypropylene Polystyrene None of these Neoprene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology The organic acid monomer in nylon 66 is Adipic acid Sebasic acid Benzoic acid Terephthalic acid Adipic acid Sebasic acid Benzoic acid Terephthalic acid ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids? Proteins Cellulose Nucleic acids Starch Proteins Cellulose Nucleic acids Starch ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermosetting resins/polymers as compared to thermoplastic ones are More brittle Easily reshaped & reused Soluble in all organic solvents Formed by addition polymerisation only More brittle Easily reshaped & reused Soluble in all organic solvents Formed by addition polymerisation only ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Synthetic rubber Is softer at higher temperature Deforms, if stretched to double of its original dimension Is brittle at low temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Is softer at higher temperature Deforms, if stretched to double of its original dimension 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 __________ is a copolymer. Poly tetra flouro ethylene Polyrophylene Nylon-66 PVC Poly tetra flouro ethylene Polyrophylene Nylon-66 PVC ANSWER DOWNLOAD EXAMIANS APP
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