Water Supply Engineering For determining the velocity of flow of underground water, the most commonly used non-empirical formula is Lacy’s formula Hazen’s formula Darcy’s formula Slichter’s formula Lacy’s formula Hazen’s formula Darcy’s formula Slichter’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 100 gm/litre 60 mg/litre 75 mg/litre 150 mg/litre 100 gm/litre 60 mg/litre ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Sunlight impedes growth of algae helps growth of bacterias increases dissolved oxygen content reduces turbidity impedes growth of algae helps growth of bacterias increases dissolved oxygen content reduces turbidity ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering When the reduced level of the water source is higher than the reduced level of the consumer's place, water is generally supplied By gravitational system All listed here Both (A) and (B) By pumping system By gravitational system All listed here Both (A) and (B) By pumping system ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Acidity in water is caused due to Free CO₂ Aluminium sulphate Mineral acids All the above. Free CO₂ Aluminium sulphate Mineral acids All the above. ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In centrifugal pump installation, All listed here Pump is properly primed before starting The diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe The motor may burn out if it is started with empty delivery pipe and with open gate valve All listed here Pump is properly primed before starting The diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe The motor may burn out if it is started with empty delivery pipe and with open gate valve ANSWER DOWNLOAD EXAMIANS APP
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