Waste Water Engineering If the grit in grit chambers is 4.5 million litres per day, its cleaning is done Electrically Hydraulically Manually Mechanically Electrically Hydraulically Manually Mechanically ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention period for plain sedimentation water tanks, is usually 8 to 16 hours 16 to 24 hours 4 to 8 hours 24 to 36 hours 8 to 16 hours 16 to 24 hours 4 to 8 hours 24 to 36 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of the diameter of a circular section and the side of a square section hydraulically equivalent, is 1.095 1.085 1.065 1.075 1.095 1.085 1.065 1.075 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In very first stage of decomposition of the organic matter in sewage Ammonia is formed Nitrates are formed Carbondioxide is formed Nitrites are formed Ammonia is formed Nitrates are formed Carbondioxide is formed Nitrites are formed ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the survival of fish in a river stream, the minimum dissolved oxygen is prescribed 3 ppm 4 ppm 5 ppm 10 ppm 3 ppm 4 ppm 5 ppm 10 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit and silt of the grit chambers, may not be used for Raising low lying areas by dumping Concreting Both A and B Neither A nor B Raising low lying areas by dumping Concreting Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP