Waste Water Engineering If the length of overland flow from the critical point to the mouth of drain is 13.58 km and difference in level between the critical point and drain mouth is 10 m, the inlet time is 6 hours 8 hours 4 hours 2 hours 6 hours 8 hours 4 hours 2 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In circular sewers if depth of flow is 0.2 times the full depth, the nominal gradient, Is not enough Is doubled Is trebled Is only provided Is not enough Is doubled Is trebled Is only provided ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is 1 in 120 1 in 100 None of these 1 in 60 1 in 120 1 in 100 None of these 1 in 60 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 Reciprocating pump Centrifugal pump Pneumatic ejector None of these Reciprocating pump Centrifugal pump Pneumatic ejector ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The coagulant which is generally not used for treating the sewage, is Alum Ferric chloride Ferric sulphate Chlorinated coppers Alum Ferric chloride Ferric sulphate Chlorinated coppers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Discrete or granular particles change their None of these Weight Shape Size None of these Weight Shape Size ANSWER DOWNLOAD EXAMIANS APP