Waste Water Engineering The clarigesters are Circular Imhoff double storey tanks without bottom hoppers Circular septic tanks Rectangular septic tanks Circular Imhoff double tanks with bottom hoppers Circular Imhoff double storey tanks without bottom hoppers Circular septic tanks Rectangular septic tanks Circular Imhoff double tanks with bottom hoppers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of HCl HNO₃ H₂SO₄ None of these HCl HNO₃ H₂SO₄ None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design purposes, the normal rate of infiltration of ground water into the sewer, is 2000 litres/km/cm 500 litres/km/cm 1500 litres/km/cm 1000 litres/km/cm 2000 litres/km/cm 500 litres/km/cm 1500 litres/km/cm 1000 litres/km/cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement pipes are generally laid At an angle of 60° Horizontally At an angle of 30° Vertically At an angle of 60° Horizontally At an angle of 30° Vertically ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering ‘Cowl’ is provided at Upper end of the manhole Upper end of ventilating column Lower end of ventilating column First step in manhole Upper end of the manhole Upper end of ventilating column Lower end of ventilating column First step in manhole ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Depletion of ozone layer in the outer atmosphere may cause Skin cancer Bronchitis Lung cancer Heart disorder Skin cancer Bronchitis Lung cancer Heart disorder ANSWER DOWNLOAD EXAMIANS APP