Environmental Engineering Which of the following unit works in anaerobic conditions? Activated sludge treatment Sedimentation tank Trickling filters Sludge digestion tank Activated sludge treatment Sedimentation tank Trickling filters Sludge digestion tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering On standard silica scale, the turbidity in drinking water should be limited to 50 ppm 30 ppm 20 ppm 10 ppm 50 ppm 30 ppm 20 ppm 10 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) R > (N + y) N = y + R R = N + y y = N + R R > (N + y) N = y + R R = N + y y = N + R ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The working conditions in imhoff tanks are Aerobic only Anaerobic only anaerobic in lower compartment and aerobic in upper compartment Aerobic in lower compartment and anaerobic in upper compartment Aerobic only Anaerobic only anaerobic in lower compartment and aerobic in upper compartment Aerobic in lower compartment and anaerobic in upper compartment ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For a given discharge, the efficiency of sedimentation tank can be increased by Increasing the depth of tank Decreasing the depth of tank Decreasing the surface area of tank Increasing the surface area of tank Increasing the depth of tank Decreasing the depth of tank Decreasing the surface area of tank Increasing the surface area of tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pathogens can be killed by Chlorination None of these Nitrification Oxidation Chlorination None of these Nitrification Oxidation ANSWER DOWNLOAD EXAMIANS APP
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