Polymer Technology Vinyl flooring is done using __________ sheets. Polythene Polyvinyl acetate PVC Polypropylene Polythene Polyvinyl acetate PVC Polypropylene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Synthetic rubber Is brittle at low temperature Is softer at higher temperature Deforms, if stretched to double of its original dimension Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Is brittle at low temperature Is softer at higher temperature Deforms, if stretched to double of its original dimension 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 the lowest cost plastic commercially available? Polythene Bakelite Teflon PVC Polythene Bakelite Teflon PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon 6 as compared to nylon 6, 6 has lower Adhesion to rubber Hardness Thermal stability Abrasion resistance Adhesion to rubber Hardness Thermal stability Abrasion resistance ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In nylon-6, the number 6 represents the total number of Hydrogen atoms in the ring Nitrogen atoms in the ring Carbon atoms in the linear polymer chain Carbon atoms in the ring Hydrogen atoms in the ring Nitrogen atoms in the ring Carbon atoms in the linear polymer chain Carbon atoms in the ring ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used For film forming materials As plasticiser for PVC & nitrocellulose For surface coating of automobiles & air crafts For fibre making For film forming materials As plasticiser for PVC & nitrocellulose For surface coating of automobiles & air crafts For fibre making ANSWER DOWNLOAD EXAMIANS APP
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