Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Nitrites Nitrates Free ammonia Aluminoid nitrogen Nitrites Nitrates Free ammonia Aluminoid nitrogen 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 (0.785d + 0.011H)/Q d (0.285d + 0.011H)/Q d (0.022d + 0.085H)/Q d² (0.011d + 0.785H)/Q d (0.785d + 0.011H)/Q d (0.285d + 0.011H)/Q d (0.022d + 0.085H)/Q d² (0.011d + 0.785H)/Q ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic activity is maximum At sewer pipes None of these In sewer treatment plants In freshly produced sewage At sewer pipes None of these In sewer treatment plants In freshly produced sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The use of coarse screens for the disposal of sewage, may be dispensed with by Shredder Both A and B Neither A nor B Comminutor Shredder Both A and B Neither A nor B Comminutor ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The outlet invert level is kept 5 to 7.5 cm below the inlet invert level A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The depth of tank is kept equal to its width The minimum width of septic level is 90 cm The outlet invert level is kept 5 to 7.5 cm below the inlet invert level A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The depth of tank is kept equal to its width The minimum width of septic level is 90 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for trunk mains having diameters more than 1.25 m, is 3 4 1.5 2 3 4 1.5 2 ANSWER DOWNLOAD EXAMIANS APP
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