Water Supply Engineering Average annual rainfall at any station is the average of annual rainfall over a period of 14 years 35 years 28 years 21 years 14 years 35 years 28 years 21 years ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering By boiling water, hardness can be removed if it is due to magnesium sulphate calcium bicarbonate calcium nitrate calcium sulphate magnesium sulphate calcium bicarbonate calcium nitrate calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In distribution pipes, drain valves are provided at lower point junction points higher point any where lower point junction points higher point any where ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Acidity in water is caused due to Aluminium sulphate Free CO₂ All the above. Mineral acids Aluminium sulphate Free CO₂ All the above. Mineral acids ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Aeration of water is done to remove odour colour hardness bacterias odour colour hardness bacterias ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Mathamoglobinemia or blue baby disease is caused due to Nitrites Nitrates Chlorides Sulphides Nitrites Nitrates Chlorides Sulphides ANSWER DOWNLOAD EXAMIANS APP
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