Waste Water Engineering hydraulically equivalent, the relationship which holds good, is D8/3 = 4 b8/3 D3/8 = 4 b3/8 D2/3 = 4 b2/3 D3/2 = 4 b3/2 D8/3 = 4 b8/3 D3/8 = 4 b3/8 D2/3 = 4 b2/3 D3/2 = 4 b3/2 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is 204 cu.m 212 cu.m 208 cu.m 216 cu.m 204 cu.m 212 cu.m 208 cu.m 216 cu.m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In 1000 kg of sewage, the total solids approximate 5 kg to 7.5 kg 1 kg to 2.0 kg 7.5 kg to 10 kg 0.5 to 1.0 kg 5 kg to 7.5 kg 1 kg to 2.0 kg 7.5 kg to 10 kg 0.5 to 1.0 kg ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of None of these HNO₃ H₂SO₄ HCl None of these HNO₃ H₂SO₄ HCl ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is 150 ppm 200 ppm 100 ppm 50 ppm 150 ppm 200 ppm 100 ppm 50 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 3 minutes 2 minutes 1 minute 5 minutes 3 minutes 2 minutes 1 minute 5 minutes ANSWER DOWNLOAD EXAMIANS APP
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