Water Supply Engineering Biochemical Oxygen Demand (B.O.D.) of safe drinking water must be 5 15 10 nil 5 15 10 nil ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering If the chosen diameter of a pipe, is less than the economical diameter Cost of pumping will be more than saving Cost of pipe will be less All listed here Head loss will be high Cost of pumping will be more than saving Cost of pipe will be less All listed here Head loss will be high ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Acidity in water is caused due to Free CO₂ Mineral acids All the above. Aluminium sulphate Free CO₂ Mineral acids All the above. Aluminium sulphate ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In distribution pipes, drain valves are provided at any where higher point junction points lower point any where higher point junction points lower point ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Corrosion of well pipes may not be reduced by reducing the flow velocity using screens having larger area of openings reducing the draw down and the pumping rate using thicker pipes reducing the flow velocity using screens having larger area of openings reducing the draw down and the pumping rate using thicker pipes ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The yield of a rapid gravity filter as compared to that of slow sand filter, is 20 times 10 times 15 times 30 times 20 times 10 times 15 times 30 times ANSWER DOWNLOAD EXAMIANS APP
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