Environmental Engineering The hourly variation factor is usually taken as 2.7 2.0 1.8 1.5 2.7 2.0 1.8 1.5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The slope of sewer shall be Given in the direction opposite to natural slope of ground Steeper than 1 in 20 Given in the direction of natural slope of ground Zero Given in the direction opposite to natural slope of ground Steeper than 1 in 20 Given in the direction of natural slope of ground Zero ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following compounds is widely used for algae control? Sodium chloride Sodium sulphate Calcium chloride Copper sulphate Sodium chloride Sodium sulphate Calcium chloride Copper sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The percentage of filtered water, which is used for backwashing in rapid sand filters, is about 2 to 4 5 to 7 0.2 to 0.4 0.4 to 1.0 2 to 4 5 to 7 0.2 to 0.4 0.4 to 1.0 ANSWER DOWNLOAD EXAMIANS APP
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 rate of Alteration of pressure filters is Equal to that of slow sand filters Less than that of slow sand filters Greater than that of rapid sand filters In between the filtration rate of slow sand filters and rapid sand filters Equal to that of slow sand filters Less than that of slow sand filters Greater than that of rapid sand filters In between the filtration rate of slow sand filters and rapid sand filters ANSWER DOWNLOAD EXAMIANS APP
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