Polymer Technology Amino resins are used in paper treatment to improve its Folding endurance Wet tear and bursting strength Wet rub resistance All of these Folding endurance Wet tear and bursting strength Wet rub resistance All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plastic articles are normally produced by __________ moulding. Green sand Injection Shell Dry sand Green sand Injection Shell Dry sand ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following rubbers has the widest service temperature range (-75 to 275°C) ? Butyl rubber Nitrile rubber Silicone rubber Silicon rubber Butyl rubber Nitrile rubber Silicone rubber Silicon rubber ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex? Ammonium alum Potassium alum Both A & B Neither A nor B Ammonium alum Potassium alum Both A & B Neither A nor B 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 Ion exchange resins are made of Sulphonated bakelite Teflon Lucite Polystyrene Sulphonated bakelite Teflon Lucite Polystyrene ANSWER DOWNLOAD EXAMIANS APP
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