Waste Water Engineering During preliminary treatment of a sewage Girt and sand are removed by girt chambers Oil and grease are removed from skimming tanks All listed here Floating materials are removed by screening Girt and sand are removed by girt chambers Oil and grease are removed from skimming tanks All listed here Floating materials are removed by screening ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas evolved in sewers is Carbondioxide Hydrogen sulphide Methane All of these Carbondioxide Hydrogen sulphide Methane All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Disposal to sewage in large cities, is done in Oxidation Irrigation Dilution Purification Oxidation Irrigation Dilution Purification ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage may become stale in Two to three hours One hour Six hours Three to four hours Two to three hours One hour Six hours Three to four hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The suitable cross-section of sewers to carry combined flow, is Horse shoe shaped Egg shaped Circular Rectangular Horse shoe shaped Egg shaped Circular Rectangular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m ANSWER DOWNLOAD EXAMIANS APP
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