Environmental Engineering Which of the following retards the self purification of stream? Sunlight None of these Higher temperature Satisfying oxygen demand Sunlight None of these Higher temperature Satisfying oxygen demand ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The biochemical treatment of sewage effluents is essentially a process of Oxidation Reduction Dehydration Alkalinization Oxidation Reduction Dehydration Alkalinization ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum discharge of a tube well is about 5 liters/sec 1000 liters/sec 500 liters/sec 50 liters/sec 5 liters/sec 1000 liters/sec 500 liters/sec 50 liters/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The characteristics of fresh and septic sewage respectively are Both acidic Alkaline and acidic Both alkaline Acidic and alkaline Both acidic Alkaline and acidic Both alkaline Acidic and alkaline ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Methane Carbon dioxide Hydrogen sulphide Nitrogen Methane Carbon dioxide Hydrogen sulphide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The major disadvantage of lime soda process of water softening is that It is unsuitable for turbid and acidic water It is unsuitable for softening the water of excessive hardness The effluent cannot be reduced to zero hardness Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for turbid and acidic water It is unsuitable for softening the water of excessive hardness The effluent cannot be reduced to zero hardness Huge amount of precipitate is formed which creates a disposal problem ANSWER DOWNLOAD EXAMIANS APP
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