Waste Water Engineering If q is the average sewage flow from a city of population P, the maximum sewage flow Q = [(18 + )/(4 + )] q Q = [(18 + P)/(4 + )] q Q = [(5 + )/((15 + )] q Q = [(4 + )/(18 + )] q Q = [(18 + )/(4 + )] q Q = [(18 + P)/(4 + )] q Q = [(5 + )/((15 + )] q Q = [(4 + )/(18 + )] q ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Setting out the alignments of sewers may start from City Tail end Out-fall Any point City Tail end Out-fall Any point ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 250 mg/l 50 mg/l 150 mg/l 100 mg/l 250 mg/l 50 mg/l 150 mg/l 100 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the velocity of flow should not be Less than 10 m/sec More than 20 m/sec More than the self-cleansing velocity Less than the self-cleansing velocity Less than 10 m/sec More than 20 m/sec More than the self-cleansing velocity Less than the self-cleansing velocity ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Centrifugal pump Pneumatic ejector Air pressure pump Reciprocating pump Centrifugal pump Pneumatic ejector Air pressure pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering It is customary to design a sewer for D.W.F. on the basis of Twice the average demand Average demand Thrice the average demand Four times the average demand Twice the average demand Average demand Thrice the average demand Four times the average demand ANSWER DOWNLOAD EXAMIANS APP
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