Waste Water Engineering The gas evolved in sewers is Methane All of these Hydrogen sulphide Carbondioxide Methane All of these Hydrogen sulphide Carbondioxide 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 0.15 cumec 0.20 cumec 0.10 cumec 0.12 cumec 0.15 cumec 0.20 cumec 0.10 cumec 0.12 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the side of a square sewer is 1000 mm, the diameter of a hydraulically equivalent circular section, is 1075 mm 1065 mm 1045 mm 1095 mm 1075 mm 1065 mm 1045 mm 1095 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called None of these Trickling filters Sludge sedimentation tanks Imhoff tanks None of these Trickling filters Sludge sedimentation tanks Imhoff tanks ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drop man holes are generally provided in sewers for Industrial areas Large town ships Cities in plains Hilly town ships Industrial areas Large town ships Cities in plains Hilly town ships ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Sewer line runs along a main road Invert level of a branch sewer is more than 60 cm that of the main sewer Two sewer lines intersect Ordinary manhole cannot be built Sewer line runs along a main road Invert level of a branch sewer is more than 60 cm that of the main sewer Two sewer lines intersect Ordinary manhole cannot be built ANSWER DOWNLOAD EXAMIANS APP
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