Water Supply Engineering For determining the velocity of flow of underground water, the most commonly used non-empirical formula is Hazen’s formula Lacy’s formula Darcy’s formula Slichter’s formula Hazen’s formula Lacy’s formula Darcy’s formula Slichter’s formula ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is installed to lift water up to R.L. 175 m at a constant rate of 36,00,000 litres per hour. If the length of the pipe is 1506 m and f = 0.01, ignoring other minor losses and assuming the economical diameter from Lea's formula D = 1.2 √Q, the water horse power of the pump is 600 400 450 500 600 400 450 500 ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Surcharge storage zone of a reservoir, is Between dead storage and useful storage Also known as valley storage Below dead storage Above useful storage Between dead storage and useful storage Also known as valley storage Below dead storage Above useful storage ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering By boiling water, hardness can be removed if it is due to calcium nitrate calcium sulphate magnesium sulphate calcium bicarbonate calcium nitrate calcium sulphate magnesium sulphate calcium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The least thickness of class B cast iron (spun) pipe, is 8.6 mm 7.9 mm 7.2 mm 10 mm 8.6 mm 7.9 mm 7.2 mm 10 mm ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Time of concentration time taken for all the ran off to reach the drain duration of rainfall. is the time taken, for precipitation time taken for the storm water to travel from the most remote point to the drain. time taken for all the ran off to reach the drain duration of rainfall. is the time taken, for precipitation time taken for the storm water to travel from the most remote point to the drain. ANSWER DOWNLOAD EXAMIANS APP