Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called Trickling filters Sludge sedimentation tanks Imhoff tanks None of these Trickling filters Sludge sedimentation tanks Imhoff tanks None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by Screening All listed here Oxidation Sedimentation Screening All listed here Oxidation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The layers of vegetable wastes and night soil alternatively piled above the ground to form a mound, is called Plateau None of these A heap Windrow Plateau None of these A heap Windrow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering ‘Cowl’ is provided at Lower end of ventilating column Upper end of ventilating column First step in manhole Upper end of the manhole Lower end of ventilating column Upper end of ventilating column First step in manhole Upper end of the manhole ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The suitable cross-section of sewers to carry combined flow, is Egg shaped Horse shoe shaped Circular Rectangular Egg shaped Horse shoe shaped Circular Rectangular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The reduced levels of the string at the consecutive sight rails A and B are 203.575 m, 203.475 m respectively. If the difference of their R.D.s is 10 m, the gradient of the sewer line is 1 in 503 upward 1 in 100 downward 1 in 100 upward 1 in 500 upward 1 in 503 upward 1 in 100 downward 1 in 100 upward 1 in 500 upward ANSWER DOWNLOAD EXAMIANS APP