Environmental Engineering The characteristics of fresh and septic sewage respectively are Alkaline and acidic Acidic and alkaline Both alkaline Both acidic Alkaline and acidic Acidic and alkaline Both alkaline Both acidic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period for oxidation ponds is usually kept as 48 hours 3 months 10 to 15 days 24 hours 48 hours 3 months 10 to 15 days 24 hours ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The velocity of flow does not depend on Roughness of sewer Hydraulic mean depth of sewer Grade of sewer Length of sewer Roughness of sewer Hydraulic mean depth of sewer Grade of sewer Length of sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The effect of increasing diameter of sewer on the self cleansing velocity is Fluctuating To decrease it Nil To increase it Fluctuating To decrease it Nil To increase it ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum discharge of a tube well is about 5 liters/sec 500 liters/sec 1000 liters/sec 50 liters/sec 5 liters/sec 500 liters/sec 1000 liters/sec 50 liters/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum dissolved oxygen which should always be present in water in order to save the aquatic life is 40 ppm 1 ppm 10 ppm 4 ppm 40 ppm 1 ppm 10 ppm 4 ppm ANSWER DOWNLOAD EXAMIANS APP
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