Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is Parabolic Circular Rectangular New egged Parabolic Circular Rectangular New egged ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a paper moistened with lead acetate for five minutes when placed in manhole turns black. The sewer certainly contains Carbon dioxide Hydrogen sulphide Oxygen Methane Carbon dioxide Hydrogen sulphide Oxygen Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of fresh sewage is usually Less than 7 Equal to 7 More than 7 Equal to zero Less than 7 Equal to 7 More than 7 Equal to zero ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains Neither A. nor B. With beds of rocks and gravels Lined with stones Both A. and B. Neither A. nor B. With beds of rocks and gravels Lined with stones Both A. and B. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In case of Imhoff tanks, Detention period is 2 hours The velocity of flow is restricted to 0.30 m/minute The shape is rectangular All of these Detention period is 2 hours The velocity of flow is restricted to 0.30 m/minute The shape is rectangular All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, All listed here Organic and inorganic materials are separated Flow velocity is kept 0.09 m/sec Detention period is kept 3 to 4 minutes All listed here Organic and inorganic materials are separated Flow velocity is kept 0.09 m/sec Detention period is kept 3 to 4 minutes ANSWER DOWNLOAD EXAMIANS APP
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