Waste Water Engineering Aerobic activity is maximum In freshly produced sewage In sewer treatment plants At sewer pipes None of these In freshly produced sewage In sewer treatment plants At sewer pipes None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrates in sewage, the colour may be developed by adding None of these Sulphuric acid and napthamine Potassium permanganate Phenol-di -sulphuric acid and potassium hydroxide None of these Sulphuric acid and napthamine Potassium permanganate Phenol-di -sulphuric acid and potassium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering pH value of sludge during alkaline regression stage, is More than 6 More than 7 Less than 7 Less than 6 More than 6 More than 7 Less than 7 Less than 6 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed Parallel to the direction of flow None of these Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow Parallel to the direction of flow None of these Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Clogging of sewers, is caused due to Low discharge All of these Silting Greasy and oily matters Low discharge All of these Silting Greasy and oily matters ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of fresh sewage is usually Equal to 7 More than 7 Less than 7 Equal to zero Equal to 7 More than 7 Less than 7 Equal to zero ANSWER DOWNLOAD EXAMIANS APP
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