Water Supply Engineering The yield of a rapid gravity filter as compared to that of slow sand filter, is 15 times 30 times 20 times 10 times 15 times 30 times 20 times 10 times ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Mathamoglobinemia or blue baby disease is caused due to Chlorides Nitrites Sulphides Nitrates Chlorides Nitrites Sulphides Nitrates ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering While determining the yield of open wells by the pumping test Velocity of recharging water, increases with depression head Depression head resulting at critical velocity, is called critical depression head Working head is generally limited to ?rd of the critical depression head Maximum safe yield of an open well, is expected at critical depression head Velocity of recharging water, increases with depression head Depression head resulting at critical velocity, is called critical depression head Working head is generally limited to ?rd of the critical depression head Maximum safe yield of an open well, is expected at critical depression head ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The specific retention is least in case of Clay Silt Sand Coarse gravel. Clay Silt Sand Coarse gravel. ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The maximum depth of sedimentation tanks is limited to 5 m 3 m 4 m 6 m 5 m 3 m 4 m 6 m ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Corrosion of well pipes may not be reduced by using screens having larger area of openings reducing the flow velocity reducing the draw down and the pumping rate using thicker pipes using screens having larger area of openings reducing the flow velocity reducing the draw down and the pumping rate using thicker pipes ANSWER DOWNLOAD EXAMIANS APP
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