Environmental Engineering The maximum permissible limit for fluoride in drinking water is 5 mg/liter 0.1 mg/liter 1.5 mg/liter 10 mg/liter 5 mg/liter 0.1 mg/liter 1.5 mg/liter 10 mg/liter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The percentage of chlorine in fresh bleaching powder is about 40 to 50 10 to 15 30 to 35 20 to 25 40 to 50 10 to 15 30 to 35 20 to 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the combined sewer system shall be taken as Rainfall + 6 DWF Rainfall + DWF Equal to rainfall Rainfall + 2 DWF Rainfall + 6 DWF Rainfall + DWF Equal to rainfall Rainfall + 2 DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 20°C - 1 day 25°C - 3 day 30°C - 5 day 20°C - 5 day 20°C - 1 day 25°C - 3 day 30°C - 5 day 20°C - 5 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The slope of sewer shall be Zero Given in the direction of natural slope of ground Given in the direction opposite to natural slope of ground Steeper than 1 in 20 Zero Given in the direction of natural slope of ground Given in the direction opposite to natural slope of ground Steeper than 1 in 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process of lagooning is primarily a means of Reducing the excessive flow in sewers Increasing flow of sewage through imhoff tanks Increasing the capacity of storage reservoirs Disposing of sludge Reducing the excessive flow in sewers Increasing flow of sewage through imhoff tanks Increasing the capacity of storage reservoirs Disposing of sludge ANSWER DOWNLOAD EXAMIANS APP