Environmental Engineering If Biochemical oxygen demand (BOD) of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is 4,00,000 4000 1,00,000 1000 4,00,000 4000 1,00,000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The commonly used material for water supply pipes, which has the properties of being strong, not easily corroded and long life but is heavy and brittle, is Cast iron Steel Copper Reinforced cement concrete Cast iron Steel Copper Reinforced cement concrete ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The biochemical treatment of sewage effluents is essentially a process of Alkalinization Reduction Dehydration Oxidation Alkalinization Reduction Dehydration Oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Hardy cross method of analysis of distribution system (i) Involves successive trials (ii) Takes economic aspects into account (iii) Is time consuming All are correct (i) and (iii) (i) and (ii) Only (i) All are correct (i) and (iii) (i) and (ii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For the same solid content, if the quantity of sludge with moisture content of 98% is X, then the quantity of sludge with moisture content of 96% will be X/4 X/2 X 2X X/4 X/2 X 2X ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following retards the self purification of stream? None of these Higher temperature Satisfying oxygen demand Sunlight None of these Higher temperature Satisfying oxygen demand Sunlight ANSWER DOWNLOAD EXAMIANS APP
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