Waste Water Engineering If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is 1 in 120 1 in 60 None of these 1 in 100 1 in 120 1 in 60 None of these 1 in 100 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is 45 m 20 m 30 m 75 m 45 m 20 m 30 m 75 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dilution method of disposing of sewage, is not preferred to When the diluting water is having flow currents When diluting water is used for water supply near the point of sewage disposed When sewage is fresh When diluting water has high dissolved oxygen content When the diluting water is having flow currents When diluting water is used for water supply near the point of sewage disposed When sewage is fresh When diluting water has high dissolved oxygen content ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Rate of flow of sewage is generally assumed Less than the rate of water supply Equal to the rate of water supply At 150 litres per capita More than the rate of water supply Less than the rate of water supply Equal to the rate of water supply At 150 litres per capita More than the rate of water supply ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drop man holes are generally provided in sewers for Industrial areas Hilly town ships Cities in plains Large town ships Industrial areas Hilly town ships Cities in plains Large town ships ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time of a circular tank of diameter d and water depth H, for receiving the sewage Q per hour, is d (0.285d + 0.011H)/Q d² (0.011d + 0.785H)/Q d (0.022d + 0.085H)/Q d (0.785d + 0.011H)/Q d (0.285d + 0.011H)/Q d² (0.011d + 0.785H)/Q d (0.022d + 0.085H)/Q d (0.785d + 0.011H)/Q ANSWER DOWNLOAD EXAMIANS APP