Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Methane Carbon dioxide Oxygen Hydrogen sulphide Methane Carbon dioxide Oxygen Hydrogen sulphide 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/2 D/4 D/3 D/1 D/2 D/4 D/3 D/1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A rainfall may be classified as acidic if its pH value is less or equal to 5 6 6.5 7 5 6 6.5 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering ‘Cowl’ is provided at Upper end of ventilating column Lower end of ventilating column Upper end of the manhole First step in manhole Upper end of ventilating column Lower end of ventilating column Upper end of the manhole First step in manhole ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In SI units the power of sound is represented in Joules Kgs Newtons Watts Joules Kgs Newtons Watts ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For house drainage minimum gradient is 1 in 400 1 in 80 1 in 60 1 in 10 1 in 400 1 in 80 1 in 60 1 in 10 ANSWER DOWNLOAD EXAMIANS APP
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