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 0.05 0.5 0.25 0.1 0.05 0.5 0.25 0.1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas which may cause explosion in sewers, is Carbon monoxide Carbondioxide Ammonia Methane Carbon monoxide Carbondioxide Ammonia Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 5 minutes 2 minutes 1 minute 3 minutes 5 minutes 2 minutes 1 minute 3 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Ventilating shafts are provided to a sewer line at every 200 m 100 m 150 m 300 m 200 m 100 m 150 m 300 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering depends upon The Chezy’s constant C in the formula V = C Size of the sewer Shape of the sewer All listed here Roughness of sewer surface Size of the sewer Shape of the sewer All listed here Roughness of sewer surface ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hume steel pipes are Steel shell coated from inside with cement mortar Steel shell coated from outside with cement mortar Steel pipes Both B and C Steel shell coated from inside with cement mortar Steel shell coated from outside with cement mortar Steel pipes Both B and C ANSWER DOWNLOAD EXAMIANS APP