Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 0°C 25°C 15°C 20°C 0°C 25°C 15°C 20°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic bacterias Flourish in the presence of free oxygen Oxidise organic matter in sewage Consume organic matter as their food All of these Flourish in the presence of free oxygen Oxidise organic matter in sewage Consume organic matter as their food All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering An inverted siphon is designed generally for Two pipes Four pipes One pipe Three pipes Two pipes Four pipes One pipe Three pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 15 days 90 days 60 days 30 days 15 days 90 days 60 days 30 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the grit in grit chambers is 4.5 million litres per day, its cleaning is done Mechanically Electrically Hydraulically Manually Mechanically Electrically Hydraulically Manually ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas which may cause explosion in sewers, is Ammonia Methane Carbondioxide Carbon monoxide Ammonia Methane Carbondioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
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