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 Bleaching of paper pulp is done with Magnesium sulphite Bromine Chlorine or chlorine dioxide Activated clay Magnesium sulphite Bromine Chlorine or chlorine dioxide Activated clay ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Good quality of edible salt is obtained from brine by the process of Vacuum evaporation Electrolysis Freeze drying Solar evaporation Vacuum evaporation Electrolysis Freeze drying Solar evaporation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The major constituent of black liquor generated during paper manufacture is sodium Hydroxide Carbonate Bi-carbonate Sulphate Hydroxide Carbonate Bi-carbonate Sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent. > 30 75 < 10 50 > 30 75 < 10 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Conversion of CO to CO₂ by steam in presence of a catalyst is called Steam reforming Shift conversion Steam gasification None of these Steam reforming Shift conversion Steam gasification None of these ANSWER DOWNLOAD EXAMIANS APP
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