Waste Water Engineering The sewer pipes All listed here Carry sewage as gravity conduits Should resist the wear and tear caused due to abrasion Are designed for generating self-cleansing velocities at different discharge All listed here Carry sewage as gravity conduits Should resist the wear and tear caused due to abrasion Are designed for generating self-cleansing velocities at different discharge ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dried sewage after treatment is used as Building material Fertilizer Base material for paints Chemical for lowering B.O.D. Building material Fertilizer Base material for paints Chemical for lowering B.O.D. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In the activated sludge process Aeration is continued till stability Aeration is done with an admixture of previously aerated sludge Sludge is activated by constant stirring Water is removed by centrifugal action Aeration is continued till stability Aeration is done with an admixture of previously aerated sludge Sludge is activated by constant stirring Water is removed by centrifugal action ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 15°C 0°C 20°C 25°C 15°C 0°C 20°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.55 0.5 0.6 0.45 0.55 0.5 0.6 0.45 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to Initial demand All of these First stage demand Carbonaceous demand Initial demand All of these First stage demand Carbonaceous demand ANSWER DOWNLOAD EXAMIANS APP
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