Waste Water Engineering Clogging of sewers, is caused due to Silting All of these Greasy and oily matters Low discharge Silting All of these Greasy and oily matters Low discharge ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During purification process of sewage the gas given off, is Ammonia All listed here Hydrogen Carbon dioxide Ammonia All listed here Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.35 m/sec 0.45 m/sec 0.40 m/sec 0.30 m/sec 0.35 m/sec 0.45 m/sec 0.40 m/sec 0.30 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The disintegrating pump in which solid matter is broken up before passing out, is Reciprocating pump Pneumatic ejector None of these Centrifugal pump Reciprocating pump Pneumatic ejector None of these Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Hydrochloric acid Sulphuric acid Citric acid Nitric acid Hydrochloric acid Sulphuric acid Citric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is 10000 100 5000 1000 10000 100 5000 1000 ANSWER DOWNLOAD EXAMIANS APP