Waste Water Engineering In sewage, the solids in mg per litre is 100 to 500 1000 to 1500 500 to 1000 1500 to 2000 100 to 500 1000 to 1500 500 to 1000 1500 to 2000 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is 20% of the design discharge Slightly less than 5% of the design discharge None of these Slightly more than 5% of the design discharge 20% of the design discharge Slightly less than 5% of the design discharge None of these Slightly more than 5% of the design discharge 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 The sewers Must flow under gravity ½ to ¾ full All listed here Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow Must flow under gravity ½ to ¾ full All listed here Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The stone ware sewers After casting are dried and burnt at temperature 150°C, 700°C and 1200°C All listed here Are manufactured from clays and shale Are used for carrying sewage and drainage from houses After casting are dried and burnt at temperature 150°C, 700°C and 1200°C All listed here Are manufactured from clays and shale Are used for carrying sewage and drainage from houses ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering It is customary to design a sewer for D.W.F. on the basis of Average demand Thrice the average demand Twice the average demand Four times the average demand Average demand Thrice the average demand Twice the average demand Four times the average demand ANSWER DOWNLOAD EXAMIANS APP
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