Waste Water Engineering ‘Cowl’ is provided at Upper end of ventilating column Upper end of the manhole Lower end of ventilating column First step in manhole Upper end of ventilating column Upper end of the manhole Lower end of ventilating column First step in manhole ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The average temperature of sewage in India, is 20°C 10°C 15°C 25°C 20°C 10°C 15°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer pipes Should resist the wear and tear caused due to abrasion Carry sewage as gravity conduits Are designed for generating self-cleansing velocities at different discharge All listed here Should resist the wear and tear caused due to abrasion Carry sewage as gravity conduits Are designed for generating self-cleansing velocities at different discharge All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most effective arrangement for diverting excess storm water into a natural drainage, is Siphon spill way Leaping weir None of these Overflow weir Siphon spill way Leaping weir None of these Overflow weir ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a 2% solution of sewage sample is incubated for 5 days at 20°C and the dissolved oxygen depletion was found to be 8 mg/l. The BOD of the sewage is 300 mg/l 200 mg/l 100 mg/l 400 mg/l 300 mg/l 200 mg/l 100 mg/l 400 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is Q/(B × D) Q/(B × L) Q/L Q/(L × D) Q/(B × D) Q/(B × L) Q/L Q/(L × D) ANSWER DOWNLOAD EXAMIANS APP
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