Environmental Engineering The rate of Alteration of pressure filters is In between the filtration rate of slow sand filters and rapid sand filters Less than that of slow sand filters Equal to 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 Less than that of slow sand filters Equal to that of slow sand filters Greater than that of rapid sand filters ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The velocity of flow of water in a sedimentation tank is about 15 to 30 cm/sec 15 to 30 cm/minute 15 to 30 cm/hour 5 to 10 cm/sec 15 to 30 cm/sec 15 to 30 cm/minute 15 to 30 cm/hour 5 to 10 cm/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process of lagooning is primarily a means of Increasing flow of sewage through imhoff tanks Reducing the excessive flow in sewers Increasing the capacity of storage reservoirs Disposing of sludge Increasing flow of sewage through imhoff tanks Reducing the excessive flow in sewers Increasing the capacity of storage reservoirs Disposing of sludge ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 30°C - 5 day 20°C - 5 day 20°C - 1 day 25°C - 3 day 30°C - 5 day 20°C - 5 day 20°C - 1 day 25°C - 3 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be Partially combined system Partially separate system Combined system Separate system Partially combined system Partially separate system Combined system Separate system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following methods of analysis of water distribution system is most suitable for long and narrow pipe system? Equivalent pipe method Circle method Hardy cross method Electrical analysis method Equivalent pipe method Circle method Hardy cross method Electrical analysis method ANSWER DOWNLOAD EXAMIANS APP
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