Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is Circular Rectangular New egged Parabolic Circular Rectangular New egged Parabolic ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Nitric acid Citric acid Hydrochloric acid Sulphuric acid Nitric acid Citric acid Hydrochloric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.5 0.45 0.6 0.55 0.5 0.45 0.6 0.55 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 > 1.5 m 1.2 m 1.5 m 0.9 cm > 1.5 m 1.2 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following resists hydrogen sulphide corrosion? Glazed ware Glazed stone wares Asbestos cement R.C.C. Glazed ware Glazed stone wares Asbestos cement R.C.C. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is 110 cm 100 cm 120 cm 150 cm 110 cm 100 cm 120 cm 150 cm ANSWER DOWNLOAD EXAMIANS APP
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