Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.5 0.45 0.55 0.6 0.5 0.45 0.55 0.6 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In areas where rainy season is limited to a few months, the type of sewerage system recommended is Separate system Partially separate system Combined system None of these Separate system Partially separate system Combined system None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Kjeldahl nitrogen is a mixture of Organic nitrogen and ammonia All listed here Ammonia and nitrogen Nitrogen and organic nitrogen Organic nitrogen and ammonia All listed here Ammonia and nitrogen Nitrogen and organic nitrogen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of HNO₃ H₂SO₄ None of these HCl HNO₃ H₂SO₄ None of these HCl ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Oxidation process results in the formation of Sulphates Nitrates Carbon dioxide All of these Sulphates Nitrates Carbon dioxide All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed 3 2.5 1.5 2 3 2.5 1.5 2 ANSWER DOWNLOAD EXAMIANS APP
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