Water Supply Engineering Time of concentration is the time taken, for precipitation time taken for all the ran off to reach the drain time taken for the storm water to travel from the most remote point to the drain. duration of rainfall. is the time taken, for precipitation time taken for all the ran off to reach the drain time taken for the storm water to travel from the most remote point to the drain. duration of rainfall. ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Disinfection of drinking water, is done to remove bacterias colour turbidity odour bacterias colour turbidity odour ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering By boiling water, hardness can be removed if it is due to calcium sulphate magnesium sulphate calcium nitrate calcium bicarbonate calcium sulphate magnesium sulphate calcium nitrate calcium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Turbidity of raw water is a measure of Suspended solids O.D None of these Acidity of water Suspended solids O.D None of these Acidity of water ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The R.L. of ground water table on the sides of a valley is 1505 m whereas R.L. of the stream water is 1475 m. If 60° slope consists of pervious soil between R.L. 1485 m to 1500 m, the gravity spring may be expected at the point of reduced level 1485 m 1475 m 1500 m 1505 m 1485 m 1475 m 1500 m 1505 m 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 Maximum safe yield of an open well, is expected at critical 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 Velocity of recharging water, increases with 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 Working head is generally limited to ?rd of the critical depression head ANSWER DOWNLOAD EXAMIANS APP
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