Waste Water Engineering The rate of accumulation of sludge in septic tanks is recommended as 30 litres/person/year 30 litres/person/month 25 litres/person/year 25 litres/person/month 30 litres/person/year 30 litres/person/month 25 litres/person/year 25 litres/person/month ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The following is the physical characteristic of sewage Odour Turbidity All listed here Colour Odour Turbidity All listed here Colour ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In very first stage of decomposition of the organic matter in sewage Nitrates are formed Carbondioxide is formed Ammonia is formed Nitrites are formed Nitrates are formed Carbondioxide is formed Ammonia is formed Nitrites are formed ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering R.M.O. expenses include Operation expenses All of these Running expenses Maintenance expenses Operation expenses All of these Running expenses Maintenance expenses ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Hydrogen sulphide Methane Carbon dioxide Oxygen Hydrogen sulphide Methane Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In Chezy’s formula V = C rs for calculating the velocity of flow in circular sewer of diameter running full, the value of hydraulic mean radius is D/3 D/2 D/4 D/1 D/3 D/2 D/4 D/1 ANSWER DOWNLOAD EXAMIANS APP
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