Waste Water Engineering The use of coarse screens for the disposal of sewage, may be dispensed with by Shredder Both A and B Comminutor Neither A nor B Shredder Both A and B Comminutor Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 20 cm 25 cm 15 cm 10 cm 20 cm 25 cm 15 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains Carbon dioxide Oxygen Methane Hydrogen sulphide Carbon dioxide Oxygen Methane Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Water content of sewage is about 0.95 0.9 0.99 0.999 0.95 0.9 0.99 0.999 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrates in sewage, the colour may be developed by adding None of these Sulphuric acid and napthamine Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate None of these Sulphuric acid and napthamine Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to First stage demand Carbonaceous demand Initial demand All of these First stage demand Carbonaceous demand Initial demand All of these ANSWER DOWNLOAD EXAMIANS APP