Environmental Engineering The rate of Alteration of pressure filters is 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 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 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the combined sewer system shall be taken as Rainfall + DWF Rainfall + 2 DWF Equal to rainfall Rainfall + 6 DWF Rainfall + DWF Rainfall + 2 DWF Equal to rainfall Rainfall + 6 DWF 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 separate system Combined system Partially combined system Separate system Partially separate system Combined system Partially combined system Separate system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering When there is no recirculation of sewage, then recirculation factor is 1 None of these Infinity 1 None of these Infinity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Carbon dioxide Hydrogen sulphide Methane Nitrogen Carbon dioxide Hydrogen sulphide Methane Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank increases if None of these Particle size is decreased The surface area of tank is increased The depth of tank is decreased None of these Particle size is decreased The surface area of tank is increased The depth of tank is decreased ANSWER DOWNLOAD EXAMIANS APP
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