Waste Water Engineering hydraulically equivalent, the relationship which holds good, is D3/8 = 4 b3/8 D2/3 = 4 b2/3 D8/3 = 4 b8/3 D3/2 = 4 b3/2 D3/8 = 4 b3/8 D2/3 = 4 b2/3 D8/3 = 4 b8/3 D3/2 = 4 b3/2 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dried sewage after treatment is used as Building material Base material for paints Fertilizer Chemical for lowering B.O.D. Building material Base material for paints Fertilizer Chemical for lowering B.O.D. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed Perpendicular to the direction of flow None of these At an angle 30° to 60° to the direction of flow Parallel to the direction of flow Perpendicular to the direction of flow None of these At an angle 30° to 60° to the direction of flow Parallel to the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is 150 ppm 50 ppm 100 ppm 200 ppm 150 ppm 50 ppm 100 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A well oxidized sewage contains nitrogen mainly as Nitrates None of these Nitrites Free ammonia Nitrates None of these Nitrites Free ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to measure Total in organic solids Settleable solids Total solids Total organic solids Total in organic solids Settleable solids Total solids Total organic solids ANSWER DOWNLOAD EXAMIANS APP
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