Polymer Technology Softening point of high density polythene is about __________ °C. 135 205 165 85 135 205 165 85 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is V₂O₅ Aluminium triethyl combined with titanium tetrachloride Fe Ni V₂O₅ Aluminium triethyl combined with titanium tetrachloride Fe Ni ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber? Alkylated diphenyl amine Thiokol Carbon Magnesium Alkylated diphenyl amine Thiokol Carbon Magnesium ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In nylon-6, the number 6 represents the total number of Carbon atoms in the linear polymer chain Hydrogen atoms in the ring Carbon atoms in the ring Nitrogen atoms in the ring Carbon atoms in the linear polymer chain Hydrogen atoms in the ring Carbon atoms in the ring Nitrogen atoms in the ring ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thermocole (expanded polystyrene) is not used for Packing of delicate electronic gadgets Low temperature thermal insulation as in refrigerator and air conditioners Accoustic control and ceiling for building High temperature thermal insulation in furnaces Packing of delicate electronic gadgets Low temperature thermal insulation as in refrigerator and air conditioners Accoustic control and ceiling for building High temperature thermal insulation in furnaces ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Catalyst used in the production of high density polythene by low pressure Ziegler process is Aluminium triethyl activated with TiCl₄ Platinum Nickel Molybdenum Aluminium triethyl activated with TiCl₄ Platinum Nickel Molybdenum ANSWER DOWNLOAD EXAMIANS APP
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