Environmental Engineering The ratio of 5 day BOD to ultimate BOD is about 43864 43894 1 43833 43864 43894 1 43833 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The characteristics of fresh and septic sewage respectively are Both acidic Alkaline and acidic Both alkaline Acidic and alkaline Both acidic Alkaline and acidic Both alkaline Acidic and alkaline ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The amount of residual chlorine left in public water supply for safety against pathogenic bacteria is about 0.5 to 1.0 ppm 1.0 to 5.0 ppm 0.01 to 0.05 ppm 0.05 to 0.5 ppm 0.5 to 1.0 ppm 1.0 to 5.0 ppm 0.01 to 0.05 ppm 0.05 to 0.5 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pipe which is used to carry the discharge from sanitary fittings like bath rooms, kitchens etc. is called Anti-siphonage pipe Vent pipe Soil pipe Waste pipe Anti-siphonage pipe Vent pipe Soil pipe Waste pipe ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum permissible limit for fluoride in drinking water is 1.5 mg/liter 10 mg/liter 5 mg/liter 0.1 mg/liter 1.5 mg/liter 10 mg/liter 5 mg/liter 0.1 mg/liter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In facultative stabilization pond, the sewage is treated by Sedimentation Dual action of aerobic bacteria and anaerobic bacteria Algae only Aerobic bacteria only Sedimentation Dual action of aerobic bacteria and anaerobic bacteria Algae only Aerobic bacteria only ANSWER DOWNLOAD EXAMIANS APP
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