Waste Water Engineering If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D. of the sewage is 250 ppm 225 ppm 200 ppm None of these 250 ppm 225 ppm 200 ppm None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following resists hydrogen sulphide corrosion? Glazed stone wares Glazed ware Asbestos cement R.C.C. Glazed stone wares Glazed ware Asbestos cement R.C.C. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Discrete or granular particles change their None of these Weight Size Shape None of these Weight Size Shape ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The quantity of liquid waste which flows in sewers during the period of rainfall, is known Storm sewage Sanitary sewage None of these Industrial waste Storm sewage Sanitary sewage None of these Industrial waste ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.15 cumec 0.10 cumec 0.20 cumec 0.12 cumec 0.15 cumec 0.10 cumec 0.20 cumec 0.12 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For estimating the peak run off the rational formula Q = 0.0278 KpA was evolved by Lloyd Davis Frubling Kinchling All listed here Lloyd Davis Frubling Kinchling All listed here ANSWER DOWNLOAD EXAMIANS APP
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