Waste Water Engineering The sewer which resists sulphide corrosion, is Lead sewer Cast iron sewer R.C. sewer Brick sewer Lead sewer Cast iron sewer R.C. sewer Brick sewer 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 500 upward 1 in 100 upward 1 in 100 downward 1 in 503 upward 1 in 500 upward 1 in 100 upward 1 in 100 downward ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The presence of free ammonia in sewage, is detected by Phenol-di-sulphuric acid Boiling Adding sulphuric acid Adding potassium permanganate Phenol-di-sulphuric acid Boiling Adding sulphuric acid Adding potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The minimum width of septic level is 90 cm The depth of tank is kept equal to its width A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The minimum width of septic level is 90 cm The depth of tank is kept equal to its width A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering hydraulically equivalent, the relationship which holds good, is D3/8 = 4 b3/8 D3/2 = 4 b3/2 D2/3 = 4 b2/3 D8/3 = 4 b8/3 D3/8 = 4 b3/8 D3/2 = 4 b3/2 D2/3 = 4 b2/3 D8/3 = 4 b8/3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.55 0.45 0.6 0.5 0.55 0.45 0.6 0.5 ANSWER DOWNLOAD EXAMIANS APP