Waste Water Engineering In circular sewers if depth of flow is 0.2 times the full depth, the nominal gradient, Is doubled Is only provided Is trebled Is not enough Is doubled Is only provided Is trebled Is not enough ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer pipes are designed for maximum discharge with 25% to 33% vacant cross-sectional area for Under estimates of maximum and average flows Unexpected large scale infiltration of stream water Unexpected increase in the population All of these Under estimates of maximum and average flows Unexpected large scale infiltration of stream water Unexpected increase in the population All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage is pumped up From basements From low lying areas All listed here From flat areas From basements From low lying areas All listed here From flat areas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed Perpendicular to the direction of flow Parallel to the direction of flow None of these At an angle 30° to 60° to the direction of flow Perpendicular to the direction of flow Parallel 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 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 0.12 cumec 0.20 cumec 0.15 cumec 0.10 cumec 0.12 cumec 0.20 cumec 0.15 cumec 0.10 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Oil and grease Floating materials Large suspended organic solids Sand and girt Oil and grease Floating materials Large suspended organic solids Sand and girt ANSWER DOWNLOAD EXAMIANS APP
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