Waste Water Engineering Fresh sewage is generally Alkaline Acidic A source of objectionable odour Highly decomposed Alkaline Acidic A source of objectionable odour Highly decomposed 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 None of these Combined system Partially separate system Separate system None of these Combined system Partially separate system ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of None of these HCl H₂SO₄ HNO₃ None of these HCl H₂SO₄ HNO₃ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks Maximum horizontal flow velocity is limited to 0.3 m/minute Width of the tank is normally kept about 6 m All listed here Length of the tank is normally kept 4 to 5 times the width Maximum horizontal flow velocity is limited to 0.3 m/minute Width of the tank is normally kept about 6 m All listed here Length of the tank is normally kept 4 to 5 times the width ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A drop manhole is provided if A sewer drops from a height A lamp is inserted to check obstruction A branch sewer joins the main sewer at higher level None of these A sewer drops from a height A lamp is inserted to check obstruction A branch sewer joins the main sewer at higher level None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 60 days 90 days 30 days 15 days 60 days 90 days 30 days 15 days ANSWER DOWNLOAD EXAMIANS APP