Waste Water Engineering Rate of flow of sewage is generally assumed Less than the rate of water supply At 150 litres per capita More than the rate of water supply Equal to the rate of water supply Less than the rate of water supply At 150 litres per capita More than the rate of water supply Equal to the rate of water supply ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed 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 Perpendicular to the direction of flow None of these At an angle 30° to 60° to the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 20°C 15°C 25°C 0°C 20°C 15°C 25°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.30 m/sec 0.35 m/sec 0.40 m/sec 0.45 m/sec 0.30 m/sec 0.35 m/sec 0.40 m/sec 0.45 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.45 0.5 0.6 0.55 0.45 0.5 0.6 0.55 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in The absence of oxygen Neither A nor B Both cases A and B The presence of oxygen The absence of oxygen Neither A nor B Both cases A and B The presence of oxygen ANSWER DOWNLOAD EXAMIANS APP
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