Environmental Engineering The rate of filtration in slow sand filters in million litres per day per hectare is about 100 to 150 50 to 60 1400 to 1500 500 to 600 100 to 150 50 to 60 1400 to 1500 500 to 600 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum discharge of a tube well is about 50 liters/sec 500 liters/sec 1000 liters/sec 5 liters/sec 50 liters/sec 500 liters/sec 1000 liters/sec 5 liters/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The most commonly used sewer under culverts is Horseshoe type sewer Circular brick sewer Semi-elliptical sewer Circular cast iron sewer Horseshoe type sewer Circular brick sewer Semi-elliptical sewer Circular cast iron sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is designed for Maximum and minimum flow Minimum flow only Maximum flow only Average flow only Maximum and minimum flow Minimum flow only Maximum flow only Average flow only ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pathogens can be killed by Oxidation None of these Chlorination Nitrification Oxidation None of these Chlorination Nitrification 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 0.01 to 0.05 ppm 0.05 to 0.5 ppm 1.0 to 5.0 ppm 0.5 to 1.0 ppm 0.01 to 0.05 ppm 0.05 to 0.5 ppm 1.0 to 5.0 ppm ANSWER DOWNLOAD EXAMIANS APP
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