Environmental Engineering The working conditions in imhoff tanks are Anaerobic only Aerobic in lower compartment and anaerobic in upper compartment Aerobic only anaerobic in lower compartment and aerobic in upper compartment Anaerobic only Aerobic in lower compartment and anaerobic in upper compartment Aerobic only anaerobic in lower compartment and aerobic in upper compartment ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The chemical most commonly used to increase speed of sedimentation of sewage is Copper sulphate Sodium permanganate Sulphuric acid Lime Copper sulphate Sodium permanganate Sulphuric acid Lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the separate sewer system shall be taken as 2 × DWF 6 × DWF 3 × DWF Equal to dry weather flow (DWF) 2 × DWF 6 × DWF 3 × DWF Equal to dry weather flow (DWF) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The means of access for inspection and cleaning of sewer line is known as Manhole Inlet Catch basin Drop manhole Manhole Inlet Catch basin Drop manhole ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Septic tank is a (i) Settling tank (ii) Digestion tank (iii) Aeration tank (i) and (iii) Only (iii) Only (i) (i) and (ii) (i) and (iii) Only (iii) Only (i) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering On standard silica scale, the turbidity in drinking water should be limited to 20 ppm 10 ppm 30 ppm 50 ppm 20 ppm 10 ppm 30 ppm 50 ppm ANSWER DOWNLOAD EXAMIANS APP
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