Chemical Process High purity nitrogen is used in Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Both A & B Neither A nor B Fire fighting purposes Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Both A & B Neither A nor B Fire fighting purposes ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commonly used glass is known as the __________ glass. Flint Soda Pyrex Hard Flint Soda Pyrex Hard ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Producer gas consists mainly of C₂H₂, CO₂, H₂ CO, H₂ CO, CO₂ N₂, H₂ H₂, CH₄ C₂H₂, CO₂, H₂ CO, H₂ CO, CO₂ N₂, H₂ H₂, CH₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Penicillin is separated from fermented broth by Extraction with amyl or butyl acetate Extractive distillation Ternery azeotropic distillation Evaporation in calendria Extraction with amyl or butyl acetate Extractive distillation Ternery azeotropic distillation Evaporation in calendria ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The end bleaching agent used to move last traces of colour bodies from the pulp is Mercaptans MgO Chlorine dioxide (ClO₂) SO₂ gas Mercaptans MgO Chlorine dioxide (ClO₂) SO₂ gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pasteurisation of milk means Removal of fatty and albuminous substance from it Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics None of these Inhibiting the growth of micro-organisms without killing them Removal of fatty and albuminous substance from it Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics None of these Inhibiting the growth of micro-organisms without killing them ANSWER DOWNLOAD EXAMIANS APP