Waste Water Engineering In circular sewers if depth of flow is 0.2 times the full depth, the nominal gradient, Is not enough Is only provided Is doubled Is trebled Is not enough Is only provided Is doubled Is trebled ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Removal of oil and grease from sewage, is known None of these Filtration Skimming Screening None of these Filtration Skimming Screening ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 100 mg/l 250 mg/l 50 mg/l 150 mg/l 100 mg/l 250 mg/l 50 mg/l 150 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of design discharge to the surface area of a sedimentation tank is called Overflow velocity All of these Overflow rate Surface loading Overflow velocity All of these Overflow rate Surface loading ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The non-clog pump which permits solid matter to pass out with the liquid sewage, is None of these Pneumatic ejector Reciprocating pump Centrifugal pump None of these Pneumatic ejector Reciprocating pump Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain None of these ANSWER DOWNLOAD EXAMIANS APP
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