Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of None of these H₂SO₄ HCl HNO₃ None of these H₂SO₄ HCl HNO₃ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For evaporation and measurement of settable solids, the apparatus used, is A breaker A test tube An Imhoff cone A jar A breaker A test tube An Imhoff cone A jar ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For non-scouring velocity 5 m/sec, the type of sewers generally preferred to, is Cement concrete sewers Glazed bricks sewers Stone ware sewers Cast iron sewers Cement concrete sewers Glazed bricks sewers Stone ware sewers Cast iron sewers 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 Overflow weir None of these Siphon spill way Leaping weir Overflow weir None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sludge banks are formed if sewage is disposed of in Rivers Lakes Seas None of these Rivers Lakes Seas None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In normal conditions, the period for sludge digestion, is 60 days 30 days 20 days 10 days 60 days 30 days 20 days 10 days ANSWER DOWNLOAD EXAMIANS APP
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