Waste Water Engineering Skimming tanks are Those from which sludge is skimmed out Improved version of grit chambers Used to remove the grease and oil Tanks provided with self- cleansing screens Those from which sludge is skimmed out Improved version of grit chambers Used to remove the grease and oil Tanks provided with self- cleansing screens ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the peak discharge of a storm water drain (S.W. Drain) is expected to exceed 150 cumecs, the free board to be provided, is 80 cm 50 cm 90 cm 100 cm 80 cm 50 cm 90 cm 100 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For sewers, inverted siphon is provided for Three pipes Four pipes One pipe Two pipes Three pipes Four pipes One pipe Two pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.12 cumec 0.15 cumec 0.20 cumec 0.10 cumec 0.12 cumec 0.15 cumec 0.20 cumec 0.10 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time? 225 mm dia 150 mm dia 100 mm dia All of these 225 mm dia 150 mm dia 100 mm dia All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer pipe which carries sewage from a building for immediate disposal is House sewer Main sewer Intercepting sewer Lateral sewer House sewer Main sewer Intercepting sewer Lateral sewer ANSWER DOWNLOAD EXAMIANS APP