Waste Water Engineering If a paper moistened with lead acetate for five minutes when placed in manhole turns black. The sewer certainly contains Oxygen Methane Hydrogen sulphide Carbon dioxide Oxygen Methane Hydrogen sulphide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk and out-fall, the type of sewers generally used, is Parabolic shaped Circular shaped Horse shoe shaped Standard egg shaped Parabolic shaped Circular shaped Horse shoe shaped Standard egg shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to Parasitic decomposition Aerobic decomposition Anaerobic decomposition None of these Parasitic decomposition Aerobic decomposition Anaerobic decomposition None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which transports the sewage to the point of treatment, is called House sewer Out-fall sewer Branch sewer Main sewer House sewer Out-fall sewer Branch sewer Main sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.45 0.5 0.55 0.6 0.45 0.5 0.55 0.6 ANSWER DOWNLOAD EXAMIANS APP
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