Environmental Engineering The hourly variation factor is usually taken as 2.7 1.8 1.5 2.0 2.7 1.8 1.5 2.0 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Corrosion in concrete sewers is caused by Nitrogen Chlorine Septic conditions Dissolved oxygen Nitrogen Chlorine Septic conditions Dissolved oxygen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank depends on Surface area of tank Depth of tank None of these Both depth and surface area of tank Surface area of tank Depth of tank None of these Both depth and surface area of tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Settling velocity increases with Depth of tank Temperature of liquid Specific gravity of solid particles Size of particles Depth of tank Temperature of liquid Specific gravity of solid particles Size of particles ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The phenolic compounds in public water supply should not be more than 0.01 ppm 0.0001 ppm 0.001 ppm 0.1 ppm 0.01 ppm 0.0001 ppm 0.001 ppm 0.1 ppm 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