Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge 20% of the design discharge None of these Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge 20% of the design discharge None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dilution method of disposing of sewage, is not preferred to When sewage is fresh When diluting water has high dissolved oxygen content When diluting water is used for water supply near the point of sewage disposed When the diluting water is having flow currents When sewage is fresh When diluting water has high dissolved oxygen content When diluting water is used for water supply near the point of sewage disposed When the diluting water is having flow currents ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is 2.25 2.5 2.55 2.65 2.25 2.5 2.55 2.65 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pathogens (or pathogenic bacterias) in water may cause Cholera All listed here Dysentery Typhoid Cholera All listed here Dysentery Typhoid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Circular shaped Horse shoe shaped Parabolic shaped Egg shaped Circular shaped Horse shoe shaped Parabolic shaped Egg shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 50 mg/l 150 mg/l 100 mg/l 250 mg/l 50 mg/l 150 mg/l 100 mg/l 250 mg/l ANSWER DOWNLOAD EXAMIANS APP
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