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 30 minutes 1 hour and 30 minutes 2 hours 1 hour 30 minutes 1 hour and 30 minutes 2 hours 1 hour ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrites in the sewage, the matching colour may be developed by adding None of these Phenol-di -sulphuric acid potassium hydroxide Sulphuric acid and napthamine Potassium permanganate None of these Phenol-di -sulphuric acid potassium hydroxide Sulphuric acid and napthamine Potassium permanganate 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 the diluting water is having flow currents When diluting water has high dissolved oxygen content When sewage is fresh When diluting water is used for water supply near the point of sewage disposed When the diluting water is having flow currents When diluting water has high dissolved oxygen content When sewage is fresh ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The average temperature of sewage in India, is 20°C 15°C 10°C 25°C 20°C 15°C 10°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is 20 m 30 m 75 m 45 m 20 m 30 m 75 m 45 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is generally provided at each Junction Change of gradient All of these Bend Junction Change of gradient All of these Bend ANSWER DOWNLOAD EXAMIANS APP