Water Supply Engineering While determining the yield of open wells by the pumping test Depression head resulting at critical velocity, is called critical depression head Velocity of recharging water, increases with 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 Depression head resulting at critical velocity, is called critical depression head Velocity of recharging water, increases with 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 Turbidity of raw water is a measure of Suspended solids O.D Acidity of water None of these Suspended solids O.D Acidity of water None of these ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The least thickness of class B cast iron (spun) pipe, is 10 mm 8.6 mm 7.2 mm 7.9 mm 10 mm 8.6 mm 7.2 mm 7.9 mm ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Sunlight reduces turbidity increases dissolved oxygen content helps growth of bacterias impedes growth of algae reduces turbidity increases dissolved oxygen content helps growth of bacterias impedes growth of algae ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering When the reduced level of the water source is higher than the reduced level of the consumer's place, water is generally supplied By pumping system Both (A) and (B) All listed here By gravitational system By pumping system Both (A) and (B) All listed here By gravitational system ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The process of passing water through beds of granular materials, is called Screening Sedimentation Filtration None of these Screening Sedimentation Filtration None of these ANSWER DOWNLOAD EXAMIANS APP
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