Environmental Engineering For normal sludge, the value of sludge index for Indian conditions is 350 to 500 150 to 350 0 to 50 50 to 150 350 to 500 150 to 350 0 to 50 50 to 150 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 most common cause of acidity in water is Hydrogen Oxygen Nitrogen Carbon dioxide Hydrogen Oxygen Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following is not a water borne disease? Typhoid Dysentery Malaria Cholera Typhoid Dysentery Malaria Cholera ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The alum, when added as a coagulant in water Increases pH value of water Does not affect pH value of water Does not require alkalinity in water for flocculation Decreases pH value of water Increases pH value of water Does not affect pH value of water Does not require alkalinity in water for flocculation Decreases pH value of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Percentage of bacterial load that can be removed from water by the process of plain sedimentation is about 50 59 100 75 50 59 100 75 ANSWER DOWNLOAD EXAMIANS APP
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