Waste Water Engineering In areas where rainy season is limited to a few months, the type of sewerage system recommended is None of these Partially separate system Combined system Separate system None of these Partially separate system Combined system Separate system ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design purposes, the normal rate of infiltration of ground water into the sewer, is 500 litres/km/cm 1000 litres/km/cm 1500 litres/km/cm 2000 litres/km/cm 500 litres/km/cm 1000 litres/km/cm 1500 litres/km/cm 2000 litres/km/cm ANSWER DOWNLOAD EXAMIANS APP
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 Skimming tanks are Tanks provided with self- cleansing screens Improved version of grit chambers Used to remove the grease and oil Those from which sludge is skimmed out Tanks provided with self- cleansing screens Improved version of grit chambers Used to remove the grease and oil Those from which sludge is skimmed out ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge per person per year, is 20 litres 15 litres 10 litres 25 litres 20 litres 15 litres 10 litres 25 litres ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is 120 cm 150 cm 100 cm 110 cm 120 cm 150 cm 100 cm 110 cm ANSWER DOWNLOAD EXAMIANS APP
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