Environmental Engineering Which of the following retards the self purification of stream? None of these Satisfying oxygen demand Higher temperature Sunlight None of these Satisfying oxygen demand Higher temperature Sunlight ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum and maximum diameters of sewers shall preferably be 60 cm and 300 cm 15 cm and 100 cm 15 cm and 300 cm 30 cm and 450 cm 60 cm and 300 cm 15 cm and 100 cm 15 cm and 300 cm 30 cm and 450 cm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The effective size of sand particles used in slow sand filters is 1.00 to 1.80 mm 0.60 to 1.00 mm 0.35 to 0.60 mm 0.25 to 0.35 mm 1.00 to 1.80 mm 0.60 to 1.00 mm 0.35 to 0.60 mm 0.25 to 0.35 mm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum permissible limit for fluoride in drinking water is 1.5 mg/liter 0.1 mg/liter 5 mg/liter 10 mg/liter 1.5 mg/liter 0.1 mg/liter 5 mg/liter 10 mg/liter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following compounds is widely used for algae control? Copper sulphate Calcium chloride Sodium chloride Sodium sulphate Copper sulphate Calcium chloride Sodium chloride Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters.Reason R: The sand used in slow sand filters is finer than that in rapid sand filtersSelect your answer based on the coding system given below: A is true but R is false Both A and R is true but R is not the correct explanation of A A is false but R is true Both A and R is true and R is the correct explanation of A A is true but R is false Both A and R is true but R is not the correct explanation of A A is false but R is true Both A and R is true and R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
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