Waste Water Engineering In a trickling filter Neither A nor B Both A and B Filtration process is used Biological action is used Neither A nor B Both A and B Filtration process is used Biological action is used ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For sewer mains of 0.5 to 1 m diameter, the ratio of maximum daily sewage flow to the average daily sewage flow is assumed 2 2.5 3 1.5 2 2.5 3 1.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A safety lamp when inserted in the upper portion of a manhole causes flames. It indicates the presence of Carbondioxide gas Petrol vapours Hydrogen sulphide gas Methane gas Carbondioxide gas Petrol vapours Hydrogen sulphide gas Methane gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of man holes along a straight portion of a sewer is 300 m, the diameter of the sewer may be 1.5 m 0.9 cm 1.2 m > 1.5 m 1.5 m 0.9 cm 1.2 m > 1.5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Acid regression None of these Acid fermentation Alkaline fermentation Acid regression None of these Acid fermentation Alkaline fermentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, Free board of 0.3 m may be provided The baffles or tees are extended up to top level of scum The clear space between the baffle top and covering slab is about 7.5 cm All listed here Free board of 0.3 m may be provided The baffles or tees are extended up to top level of scum The clear space between the baffle top and covering slab is about 7.5 cm All listed here ANSWER DOWNLOAD EXAMIANS APP
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