Waste Water Engineering A safety lamp when inserted in the upper portion of a manhole causes flames. It indicates the presence of Carbondioxide gas Petrol vapours Methane gas Hydrogen sulphide gas Carbondioxide gas Petrol vapours Methane gas Hydrogen sulphide gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a peak discharge of 0.0157 cumec, with a velocity of 0.9 m/sec, the diameter of the sewer main, is 18 cm 15 cm 12 cm 10 cm 18 cm 15 cm 12 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system consists of Lateral sewer Branch sewer All of these House sewer Lateral sewer Branch sewer All of these House sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is 1 hour and 30 minutes 2 hours 1 hour 30 minutes 1 hour and 30 minutes 2 hours 1 hour 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention period for plain sedimentation water tanks, is usually 16 to 24 hours 4 to 8 hours 8 to 16 hours 24 to 36 hours 16 to 24 hours 4 to 8 hours 8 to 16 hours 24 to 36 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The temperature affects the Solubility of gases in sewage Biological activity of bacteria in sewage All of these Viscosity of sewage Solubility of gases in sewage Biological activity of bacteria in sewage All of these Viscosity of sewage ANSWER DOWNLOAD EXAMIANS APP
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