Waste Water Engineering If is the rugosity coefficient, is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula V = (1/n) r2/3 s1/2 evolved by Bazin Kutter Manning Chezy Bazin Kutter Manning Chezy ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, decomposition of organic bacteria, is done by Both types of bacterias None of these Aerobic bacteria Anaerobic bacteria Both types of bacterias None of these Aerobic bacteria Anaerobic bacteria ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the gas generally found, is Methane (CH4) Hydrogen sulphide (H2S) All listed here Carbon dioxide (CO2) Methane (CH4) Hydrogen sulphide (H2S) All listed here Carbon dioxide (CO2) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dilution method of disposing of sewage, is not preferred to When diluting water is used for water supply near the point of sewage disposed When sewage is fresh When diluting water has high dissolved oxygen content When the diluting water is having flow currents When diluting water is used for water supply near the point of sewage disposed When sewage is fresh When diluting water has high dissolved oxygen content When the diluting water is having flow currents ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If q is the average sewage flow from a city of population P, the maximum sewage flow Q = [(18 + P)/(4 + )] q Q = [(4 + )/(18 + )] q Q = [(5 + )/((15 + )] q Q = [(18 + )/(4 + )] q Q = [(18 + P)/(4 + )] q Q = [(4 + )/(18 + )] q Q = [(5 + )/((15 + )] q Q = [(18 + )/(4 + )] q ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrates in sewage, the colour may be developed by adding Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate None of these Sulphuric acid and napthamine Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate None of these Sulphuric acid and napthamine ANSWER DOWNLOAD EXAMIANS APP