Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 25°C 20°C 0°C 15°C 25°C 20°C 0°C 15°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In normal conditions, the period for sludge digestion, is 10 days 20 days 60 days 30 days 10 days 20 days 60 days 30 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a grit chamber of a sewage treatment plant, Flow velocity 0.15 m to 0.3 m/sec is kept All of these Depth of 0.9 m to 1.20 m is kept One minute of detention period is kept Flow velocity 0.15 m to 0.3 m/sec is kept All of these Depth of 0.9 m to 1.20 m is kept One minute of detention period is kept ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is Parabolic New egged Circular Rectangular Parabolic New egged Circular Rectangular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 8 to 10 mm 5 to 8 mm 3 to 5 mm 2 to 3 mm 8 to 10 mm 5 to 8 mm 3 to 5 mm 2 to 3 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dilution method of disposing of sewage, is not preferred to When the diluting water is having flow currents When diluting water is used for water supply near the point of sewage disposed When diluting water has high dissolved oxygen content When sewage is fresh When the diluting water is having flow currents When diluting water is used for water supply near the point of sewage disposed When diluting water has high dissolved oxygen content When sewage is fresh ANSWER DOWNLOAD EXAMIANS APP
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