Waste Water Engineering Sludge banks are formed if sewage is disposed of in Seas None of these Lakes Rivers Seas None of these Lakes Rivers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is Circular Parabolic New egged Rectangular Circular Parabolic New egged Rectangular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of None of these H₂SO₄ HCl HNO₃ None of these H₂SO₄ HCl HNO₃ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of minimum hourly flow to the average flow of sewage is 43832 43834 43894 43833 43832 43834 43894 43833 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 d² (0.011d + 0.785H)/Q d (0.285d + 0.011H)/Q d (0.022d + 0.085H)/Q d (0.785d + 0.011H)/Q d² (0.011d + 0.785H)/Q d (0.285d + 0.011H)/Q d (0.022d + 0.085H)/Q d (0.785d + 0.011H)/Q ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.20 cumec 0.12 cumec 0.10 cumec 0.15 cumec 0.20 cumec 0.12 cumec 0.10 cumec 0.15 cumec ANSWER DOWNLOAD EXAMIANS APP