Waste Water Engineering The settlement velocity of a solid (diameter 0.5 mm, specific gravity 1.75) in water having temperature 10°C, is 500 cm/sec 313.5 cm/sec 213.5 cm/sec 413.5 cm/sec 500 cm/sec 313.5 cm/sec 213.5 cm/sec 413.5 cm/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes are the manholes Without entry ladders Without manhole covers With depths more than 3.5 m Having drains at different levels Without entry ladders Without manhole covers With depths more than 3.5 m Having drains at different levels 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 0.1 0.5 0.25 0.05 0.1 0.5 0.25 0.05 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering pH value of sludge during alkaline regression stage, is More than 6 More than 7 Less than 6 Less than 7 More than 6 More than 7 Less than 6 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the gas generally found, is Carbon dioxide (CO2) Methane (CH4) All listed here Hydrogen sulphide (H2S) Carbon dioxide (CO2) Methane (CH4) All listed here Hydrogen sulphide (H2S) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Carbondioxide gas Methane gas Diesel vapours Hydrogen sulphide Carbondioxide gas Methane gas Diesel vapours Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
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