Chemical Process Which of the following is a detergent? Cellulose nitrate Benzene hexachloride Alkyl benzene sulphonate Polytetraflouroethylene Cellulose nitrate Benzene hexachloride Alkyl benzene sulphonate Polytetraflouroethylene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following impurities in feed water for high pressure boiler is the most detrimental? Silica Dissolved oxygen Dissolved salt Suspended salt Silica Dissolved oxygen Dissolved salt Suspended salt ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Electrolytic Solar evaporation Vacuum evaporation Freeze drying Electrolytic Solar evaporation Vacuum evaporation Freeze drying ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Digestion of wood-base materials (for manufacture of pulp) is done to Remove lignin Prevent deterioration on storage None of these Produce long fibres Remove lignin Prevent deterioration on storage None of these Produce long fibres ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Washing of coal is done to Remove the adhering impurities Both B and C Remove the inherent impurities Reduce the ash content Remove the adhering impurities Both B and C Remove the inherent impurities Reduce the ash content ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The biochemical treatment applied to sewage effluents is a process of Oxidation Polymerisation Reduction Dehydration Oxidation Polymerisation Reduction Dehydration ANSWER DOWNLOAD EXAMIANS APP
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