Waste Water Engineering At the junction of sewers Top of larger sewer is kept lower None of these Tops of both the sewers are at the same level Top of smaller sewer is kept lower Top of larger sewer is kept lower None of these Tops of both the sewers are at the same level Top of smaller sewer is kept lower ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in Kutter’s formula Bazin’s formula Manning’s formula Chezy’s formula Kutter’s formula Bazin’s formula Manning’s formula Chezy’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic activity is maximum At sewer pipes None of these In sewer treatment plants In freshly produced sewage At sewer pipes None of these In sewer treatment plants In freshly produced sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is 0.75 m/sec 0.50 m/sec 0.70 m/sec 0.60 m/sec 0.75 m/sec 0.50 m/sec 0.70 m/sec 0.60 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 300 m 100 m 200 m 50 m 300 m 100 m 200 m 50 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The standard B.O.D. of water is taken for 2 days 5 days 1 day 3 days 2 days 5 days 1 day 3 days ANSWER DOWNLOAD EXAMIANS APP