Waste Water Engineering The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is 25 cm 40 cm 20 cm 50 cm 25 cm 40 cm 20 cm 50 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A rainfall may be classified as acidic if its pH value is less or equal to 6 6.5 7 5 6 6.5 7 5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, decomposition of organic bacteria, is done by Aerobic bacteria Anaerobic bacteria None of these Both types of bacterias Aerobic bacteria Anaerobic bacteria None of these Both types of bacterias ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following tests is used for testing sewer pipes? All of these Water test Ball test Mirror test All of these Water test Ball test Mirror test ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Acid regression None of these Acid fermentation Alkaline fermentation Acid regression None of these Acid fermentation Alkaline fermentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The algae dies out in the zone of Cleaner water Recovery Active decomposition Degradation Cleaner water Recovery Active decomposition Degradation ANSWER DOWNLOAD EXAMIANS APP
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