Water Supply Engineering For determining the velocity of flow of underground water, the most commonly used non-empirical formula is Slichter’s formula Lacy’s formula Darcy’s formula Hazen’s formula Slichter’s formula Lacy’s formula Darcy’s formula Hazen’s formula ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In slow sland filters, the turbidity of raw water can be removed only up to 75 mg/litre 150 mg/litre 60 mg/litre 100 gm/litre 75 mg/litre 150 mg/litre 60 mg/litre 100 gm/litre ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The specific retention is least in case of Sand Coarse gravel. Silt Clay Sand Coarse gravel. Silt Clay ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Biochemical Oxygen Demand (B.O.D.) of safe drinking water must be 10 15 5 nil 10 15 5 nil ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Turbidity of raw water is a measure of Acidity of water None of these O.D Suspended solids Acidity of water None of these O.D Suspended solids ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Specific capacity or yield of wells, is generally expressed, as m³/sec m³/hour m³/hour/m²/m m³/hour/m² m³/sec m³/hour m³/hour/m²/m m³/hour/m² ANSWER DOWNLOAD EXAMIANS APP
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