Environmental Engineering Composting and lagooning are the methods of Sludge digestion Filtration Sludge disposal Sedimentation Sludge digestion Filtration Sludge disposal Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The percentage of chlorine in fresh bleaching powder is about 20 to 25 10 to 15 40 to 50 30 to 35 20 to 25 10 to 15 40 to 50 30 to 35 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period for oxidation ponds is usually kept as 3 months 24 hours 48 hours 10 to 15 days 3 months 24 hours 48 hours 10 to 15 days ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following compounds is widely used for algae control? Sodium chloride Calcium chloride Copper sulphate Sodium sulphate Sodium chloride Calcium chloride Copper sulphate Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The relative stability of a sewage sample, whose dissolved oxygen is same as the total oxygen required to satisfy BOD, is 100 Infinite 1 Zero 100 Infinite 1 Zero ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The velocity of flow does not depend on Roughness of sewer Hydraulic mean depth of sewer Grade of sewer Length of sewer Roughness of sewer Hydraulic mean depth of sewer Grade of sewer Length of sewer ANSWER DOWNLOAD EXAMIANS APP
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