Waste Water Engineering No treatment of the sewage is given if dilution factor is Between 150 to 200 More than 500 Between 200 to 300 Less than 150 Between 150 to 200 More than 500 Between 200 to 300 Less than 150 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Self-cleansing velocity is Velocity of water at flushing Velocity of water in a pressure filter Velocity at which no accumulation remains in the drains Velocity at dry weather flow Velocity of water at flushing Velocity of water in a pressure filter Velocity at which no accumulation remains in the drains Velocity at dry weather flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For non-scouring velocity 5 m/sec, the type of sewers generally preferred to, is Glazed bricks sewers Stone ware sewers Cement concrete sewers Cast iron sewers Glazed bricks sewers Stone ware sewers Cement concrete sewers Cast iron sewers 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 Hydrogen sulphide Methane Oxygen Carbon dioxide Hydrogen sulphide Methane Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is D’ = 0.74 D D’ = 0.94 D D’ = 0.64 D D’ = 0.84 D D’ = 0.74 D D’ = 0.94 D D’ = 0.64 D D’ = 0.84 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to Aerobic decomposition Anaerobic decomposition Parasitic decomposition None of these Aerobic decomposition Anaerobic decomposition Parasitic decomposition None of these ANSWER DOWNLOAD EXAMIANS APP