Environmental Engineering The slope of sewer shall be Given in the direction of natural slope of ground Zero Steeper than 1 in 20 Given in the direction opposite to natural slope of ground Given in the direction of natural slope of ground Zero Steeper than 1 in 20 Given in the direction opposite to natural slope of ground ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The specific gravity of sewage is Much greater than 1 Slightly greater than 1 Slightly less than 1 Equal to 1 Much greater than 1 Slightly greater than 1 Slightly less than 1 Equal to 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Facultative bacteria are able to work in Presence of oxygen only Presence as well as in absence of oxygen Absence of oxygen only Presence of water Presence of oxygen only Presence as well as in absence of oxygen Absence of oxygen only Presence of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank depends on Depth of tank None of these Surface area of tank Both depth and surface area of tank Depth of tank None of these Surface area of tank Both depth and surface area of tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the sewage contains grease and fatty oils, these are removed in Detritus tanks Grit chambers Skimming tanks Sedimentation tanks Detritus tanks Grit chambers Skimming tanks Sedimentation tanks ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called House sewer Sub-main sewer Lateral sewer Main sewer House sewer Sub-main sewer Lateral sewer Main sewer ANSWER DOWNLOAD EXAMIANS APP