Waste Water Engineering The standard B.O.D. of water is taken for 1 day 2 days 3 days 5 days 1 day 2 days 3 days 5 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 60 to 80% 30 to 40% 80 to 90% 40 to 60% 60 to 80% 30 to 40% 80 to 90% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) Neither (A) nor (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The clarigesters are 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 Circular Imhoff double storey tanks without bottom hoppers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrates in sewage, the colour may be developed by adding Sulphuric acid and napthamine None of these Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate Sulphuric acid and napthamine None of these Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a fully mechanised composting plant, involves All of these Mechanized pulverising of refuse Mechanized receipt Mechanized segregation All of these Mechanized pulverising of refuse Mechanized receipt Mechanized segregation ANSWER DOWNLOAD EXAMIANS APP
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