Water Supply Engineering In slow sland filters, the turbidity of raw water can be removed only up to 150 mg/litre 100 gm/litre 60 mg/litre 75 mg/litre 150 mg/litre 100 gm/litre 60 mg/litre 75 mg/litre ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The least thickness of class B cast iron (spun) pipe, is 7.2 mm 7.9 mm 10 mm 8.6 mm 7.2 mm 7.9 mm 10 mm 8.6 mm ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The maximum depth of sedimentation tanks is limited to 5 m 4 m 3 m 6 m 5 m 4 m 3 m 6 m ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering While determining the yield of open wells by the pumping test Maximum safe yield of an open well, is expected at critical depression head Velocity of recharging water, increases with depression head Working head is generally limited to ?rd of the critical depression head Depression head resulting at critical velocity, is called critical depression head Maximum safe yield of an open well, is expected at critical depression head Velocity of recharging water, increases with depression head Working head is generally limited to ?rd of the critical depression head Depression head resulting at critical velocity, is called critical depression head ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The specific retention is least in case of Sand Coarse gravel. Clay Silt Sand Coarse gravel. Clay Silt ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Corrosion of well pipes may not be reduced by reducing the flow velocity reducing the draw down and the pumping rate using screens having larger area of openings using thicker pipes reducing the flow velocity reducing the draw down and the pumping rate using screens having larger area of openings using thicker pipes ANSWER DOWNLOAD EXAMIANS APP
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