Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 15°C 25°C 20°C 0°C 15°C 25°C 20°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which collects the discharge from a collecting system and delivers it to a treatment plant, is known Branch sewer Lateral sewer House sewer Sewer outfall Branch sewer Lateral sewer House sewer Sewer outfall ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Filtration process is used Biological action is used Both A and B Neither A nor B Filtration process is used Biological action is used Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.5 0.25 0.05 0.1 0.5 0.25 0.05 0.1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer pipes are designed for maximum discharge with 25% to 33% vacant cross-sectional area for Under estimates of maximum and average flows Unexpected increase in the population Unexpected large scale infiltration of stream water All of these Under estimates of maximum and average flows Unexpected increase in the population Unexpected large scale infiltration of stream water All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of sewer to be adopted is 25 cm 10 cm 15 cm 12.5 cm 25 cm 10 cm 15 cm 12.5 cm ANSWER DOWNLOAD EXAMIANS APP
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