Environmental Engineering The rate of filtration in slow sand filters in million litres per day per hectare is about 50 to 60 1400 to 1500 100 to 150 500 to 600 50 to 60 1400 to 1500 100 to 150 500 to 600 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by TOD > BOD > COD COD > BOD > TOD TOD > COD > BOD BOD > COD > TOD TOD > BOD > COD COD > BOD > TOD TOD > COD > BOD BOD > COD > TOD ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following retards the self purification of stream? None of these Sunlight Higher temperature Satisfying oxygen demand None of these Sunlight Higher temperature Satisfying oxygen demand ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Laying of sewers is usually done with the help of A Theodolite A plane table A compass Sight rails and boning rods A Theodolite A plane table A compass Sight rails and boning rods ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Most suitable section of sewer in separate sewage system is Circular section Standard form of egg shaped sewer Rectangular section Modified egg shaped section Circular section Standard form of egg shaped sewer Rectangular section Modified egg shaped section ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the total hardness of water is greater than its total alkalinity, the carbonate hardness will be equal to Total hardness Total hardness total alkalinity Non carbonate hardness Total alkalinity Total hardness Total hardness total alkalinity Non carbonate hardness Total alkalinity ANSWER DOWNLOAD EXAMIANS APP
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