Polymer Technology Collapsible tubes for tooth paste are produced by __________ extrusion. None of these Direct Impact Indirect None of these Direct Impact Indirect ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyvinyl alcohol is used as a Non-sticky coating on frying pans Water soluble adhesive Cation/anion exchanger Textile fibre Non-sticky coating on frying pans Water soluble adhesive Cation/anion exchanger Textile fibre ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Nylon-66 is manufactured from Dimethyl terephthalate (DMT) and ethylene glycol Adipic acid and hexamenthylene diamine Caprolactum Maleic anhydride and hexamethylene diamine Dimethyl terephthalate (DMT) and ethylene glycol Adipic acid and hexamenthylene diamine Caprolactum Maleic anhydride and hexamethylene diamine 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 Thermocole is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten Saturated polyester Polyurathane Polystyrene Either B or C Saturated polyester Polyurathane Polystyrene Either B or C ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser? Stearic acid estors Esters of phthalic acid Ethylene glycol Tricresyl phosphate Stearic acid estors Esters of phthalic acid Ethylene glycol Tricresyl phosphate ANSWER DOWNLOAD EXAMIANS APP
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