Water Supply Engineering For determining the velocity of flow of underground water, the most commonly used non-empirical formula is Hazen’s formula Darcy’s formula Lacy’s formula Slichter’s formula Hazen’s formula Darcy’s formula Lacy’s formula Slichter’s formula ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Disinfection of drinking water, is done to remove odour bacterias colour turbidity odour bacterias colour turbidity ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The maximum depth of sedimentation tanks is limited to 3 m 5 m 4 m 6 m 3 m 5 m 4 m 6 m ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In pressure supply mains, water hammer pressure is reduced by providing Sluice valves Air valves Pressure relief valves None of these Sluice valves Air valves Pressure relief valves None of these ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering As per IS : 1172-1963, water required per head per day for average domestic purposes, is 85 litres 105 litres 65 litres 135 litres 85 litres 105 litres 65 litres 135 litres ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Biochemical Oxygen Demand (B.O.D.) of safe drinking water must be 5 nil 10 15 5 nil 10 15 ANSWER DOWNLOAD EXAMIANS APP
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