Waste Water Engineering Sludge banks are formed if sewage is disposed of in Seas Rivers Lakes None of these Seas Rivers Lakes None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is 2 hours 1 hour 1 hour and 30 minutes 30 minutes 2 hours 1 hour 1 hour and 30 minutes 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Flow velocity is kept 0.09 m/sec Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated All listed here Flow velocity is kept 0.09 m/sec Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by Screening All listed here Oxidation Sedimentation Screening All listed here Oxidation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is 5 20 10 15 5 20 10 15 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 None of these Sulphuric acid and napthamine Potassium permanganate Phenol-di -sulphuric acid and potassium hydroxide None of these Sulphuric acid and napthamine Potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
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