Waste Water Engineering If the pH value of sewage is 7 It is acidic None of these It is alkaline It is neutral It is acidic None of these It is alkaline It is neutral 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 50 ppm 200 ppm 100 ppm 150 ppm 50 ppm 200 ppm 100 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is 4 hours 5 hours 2 hours 3 hours 4 hours 5 hours 2 hours 3 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the length of overland flow from the critical point to the mouth of drain is 13.58 km and difference in level between the critical point and drain mouth is 10 m, the inlet time is 4 hours 2 hours 8 hours 6 hours 4 hours 2 hours 8 hours 6 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in The presence of oxygen The absence of oxygen Neither A nor B Both cases A and B The presence of oxygen The absence of oxygen Neither A nor B Both cases A and B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the side of a square sewer is 1000 mm, the diameter of a hydraulically equivalent circular section, is 1065 mm 1045 mm 1075 mm 1095 mm 1065 mm 1045 mm 1075 mm 1095 mm ANSWER DOWNLOAD EXAMIANS APP