Chemical Process Sulphuric acid saturated with SO₃ is called Oleum None of these Concentrated H₂SO₄ Sulphurous acid Oleum None of these Concentrated H₂SO₄ Sulphurous acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Neither A nor B Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chrome tanning and vegetable tanning are done for Neither light nor heavy leather Light & heavy leather respectively Both light & heavy leather Heavy & light leather respectively Neither light nor heavy leather Light & heavy leather respectively Both light & heavy leather Heavy & light leather respectively ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fermentation is adversely affected by the Absence of air Presence of ammonium salts Presence of air High concentration Absence of air Presence of ammonium salts Presence of air High concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold black liquor is to None of these Increase the cellulose content Remove lignin by way of crystallisation Avoid mechanical weakening of fibre None of these Increase the cellulose content Remove lignin by way of crystallisation Avoid mechanical weakening of fibre ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pasteurisation of milk means Removal of fatty and albuminous substance from it None of these Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics Inhibiting the growth of micro-organisms without killing them Removal of fatty and albuminous substance from it None of these Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics Inhibiting the growth of micro-organisms without killing them ANSWER DOWNLOAD EXAMIANS APP
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